<link:linkbase
    xmlns:link="http://www.xbrl.org/2003/linkbase"
    xmlns:xlink="http://www.w3.org/1999/xlink"
    xmlns:xbrldt="http://xbrl.org/2005/xbrldt"
    >

   <link:roleRef xlink:type="simple" xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#id_159" roleURI="https://www.edison.it/xbrl/role/all/ias_1_role-210000"/>
   <link:roleRef xlink:type="simple" xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#id_9" roleURI="https://www.edison.it/xbrl/role/all/ias_1_role-320000"/>
   <link:roleRef xlink:type="simple" xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#id_161" roleURI="https://www.edison.it/xbrl/role/all/ias_1_role-410000"/>
   <link:roleRef xlink:type="simple" xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#id_162" roleURI="https://www.edison.it/xbrl/role/all/ias_1_role-420000"/>
   <link:roleRef xlink:type="simple" xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#id_10" roleURI="https://www.edison.it/xbrl/role/all/ias_1_role-610000"/>
   <link:roleRef xlink:type="simple" xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#id_181" roleURI="https://www.edison.it/xbrl/role/all/ias_7_role-520000"/>
   <!-- http://www.xbrl.org/2003/arcrole/summation-item https://www.edison.it/xbrl/role/all/ias_1_role-210000 -->
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="ifrs-full_NoncurrentLiabilities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_DeferredTaxLiabilities" xlink:label="ifrs-full_DeferredTaxLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_DeferredTaxLiabilities"
                            order="30.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentTaxLiabilitiesNoncurrent" xlink:label="ifrs-full_CurrentTaxLiabilitiesNoncurrent" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_CurrentTaxLiabilitiesNoncurrent"
                            order="40.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherNoncurrentFinancialLiabilities" xlink:label="ifrs-full_OtherNoncurrentFinancialLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_OtherNoncurrentFinancialLiabilities"
                            order="50.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonFondiRischVertenzeAttivitaNonEnergy" xlink:label="ext_EdisonFondiRischVertenzeAttivitaNonEnergy" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ext_EdisonFondiRischVertenzeAttivitaNonEnergy"
                            weight="1.0"
                            order="51.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltrePassivitaNonCorrenti" xlink:label="ext_EdisonAltrePassivitaNonCorrenti" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ext_EdisonAltrePassivitaNonCorrenti"
                            weight="1.0"
                            order="52.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentProvisionsForEmployeeBenefits" xlink:label="ifrs-full_NoncurrentProvisionsForEmployeeBenefits" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_NoncurrentProvisionsForEmployeeBenefits"
                            weight="1.0"
                            order="53.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:label="ifrs-full_NoncurrentDerivativeFinancialLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_NoncurrentDerivativeFinancialLiabilities"
                            weight="1.0"
                            order="54.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_LongtermProvisionForDecommissioningRestorationAndRehabilitationCosts" xlink:label="ifrs-full_LongtermProvisionForDecommissioningRestorationAndRehabilitationCosts" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_LongtermProvisionForDecommissioningRestorationAndRehabilitationCosts"
                            weight="1.0"
                            order="55.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_LongtermMiscellaneousOtherProvisions" xlink:label="ifrs-full_LongtermMiscellaneousOtherProvisions" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_LongtermMiscellaneousOtherProvisions"
                            weight="1.0"
                            order="56.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_Assets" xlink:label="ifrs-full_Assets" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentAssets" xlink:label="ifrs-full_NoncurrentAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_Assets"
                          xlink:to="ifrs-full_NoncurrentAssets"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentAssets" xlink:label="ifrs-full_CurrentAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_Assets"
                          xlink:to="ifrs-full_CurrentAssets"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" xlink:label="ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_Assets"
                          xlink:to="ifrs-full_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners"
                            weight="1.0"
                            order="21.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentAssets" xlink:label="ifrs-full_NoncurrentAssets" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="ifrs-full_PropertyPlantAndEquipment" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_PropertyPlantAndEquipment"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_Goodwill" xlink:label="ifrs-full_Goodwill" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_Goodwill"
                            order="30.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:label="ifrs-full_IntangibleAssetsOtherThanGoodwill" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_IntangibleAssetsOtherThanGoodwill"
                            order="40.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:label="ifrs-full_InvestmentAccountedForUsingEquityMethod" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_InvestmentAccountedForUsingEquityMethod"
                            order="50.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_DeferredTaxAssets" xlink:label="ifrs-full_DeferredTaxAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_DeferredTaxAssets"
                            order="100.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentTaxAssetsNoncurrent" xlink:label="ifrs-full_CurrentTaxAssetsNoncurrent" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_CurrentTaxAssetsNoncurrent"
                            order="110.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherNoncurrentFinancialAssets" xlink:label="ifrs-full_OtherNoncurrentFinancialAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_OtherNoncurrentFinancialAssets"
                            order="120.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltreAttivitaNonCorrenti" xlink:label="ext_EdisonAltreAttivitaNonCorrenti" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ext_EdisonAltreAttivitaNonCorrenti"
                            weight="1.0"
                            order="121.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentFinanceLeaseReceivables" xlink:label="ifrs-full_NoncurrentFinanceLeaseReceivables" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_NoncurrentFinanceLeaseReceivables"
                            weight="1.0"
                            order="122.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentDerivativeFinancialAssets" xlink:label="ifrs-full_NoncurrentDerivativeFinancialAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_NoncurrentDerivativeFinancialAssets"
                            weight="1.0"
                            order="123.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentAssets" xlink:label="ifrs-full_CurrentAssets" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentDerivativeFinancialAssets" xlink:label="ifrs-full_CurrentDerivativeFinancialAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_CurrentDerivativeFinancialAssets"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherCurrentFinancialAssets" xlink:label="ifrs-full_OtherCurrentFinancialAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_OtherCurrentFinancialAssets"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_Inventories" xlink:label="ifrs-full_Inventories" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_Inventories"
                            weight="1.0"
                            order="3"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentTaxAssetsCurrent" xlink:label="ifrs-full_CurrentTaxAssetsCurrent" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_CurrentTaxAssetsCurrent"
                            weight="1.0"
                            order="4"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonCreditiCommerciali" xlink:label="ext_EdisonCreditiCommerciali" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ext_EdisonCreditiCommerciali"
                            weight="1.0"
                            order="5"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltreAttivitaCorrenti" xlink:label="ext_EdisonAltreAttivitaCorrenti" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ext_EdisonAltreAttivitaCorrenti"
                            weight="1.0"
                            order="6"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="ifrs-full_CashAndCashEquivalents" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_CashAndCashEquivalents"
                            weight="1.0"
                            order="7"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale" xlink:label="ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale"
                            weight="1.0"
                            order="8"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_EquityAndLiabilities" xlink:label="ifrs-full_EquityAndLiabilities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_Equity" xlink:label="ifrs-full_Equity" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAndLiabilities"
                          xlink:to="ifrs-full_Equity"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale" xlink:label="ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAndLiabilities"
                          xlink:to="ifrs-full_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale"
                            weight="1.0"
                            order="11.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentLiabilities" xlink:label="ifrs-full_CurrentLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAndLiabilities"
                          xlink:to="ifrs-full_CurrentLiabilities"
                            weight="1.0"
                            order="12.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="ifrs-full_NoncurrentLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAndLiabilities"
                          xlink:to="ifrs-full_NoncurrentLiabilities"
                            weight="1.0"
                            order="13.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_Equity" xlink:label="ifrs-full_Equity" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_EquityAttributableToOwnersOfParent" xlink:label="ifrs-full_EquityAttributableToOwnersOfParent" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_Equity"
                          xlink:to="ifrs-full_EquityAttributableToOwnersOfParent"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_NoncontrollingInterests" xlink:label="ifrs-full_NoncontrollingInterests" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_Equity"
                          xlink:to="ifrs-full_NoncontrollingInterests"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_EquityAttributableToOwnersOfParent" xlink:label="ifrs-full_EquityAttributableToOwnersOfParent" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IssuedCapital" xlink:label="ifrs-full_IssuedCapital" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
                          xlink:to="ifrs-full_IssuedCapital"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonRiserveUtiliPerditePortatiNuovo" xlink:label="ext_EdisonRiserveUtiliPerditePortatiNuovo" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
                          xlink:to="ext_EdisonRiserveUtiliPerditePortatiNuovo"
                            weight="1.0"
                            order="11.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_AccumulatedOtherComprehensiveIncome" xlink:label="ifrs-full_AccumulatedOtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
                          xlink:to="ifrs-full_AccumulatedOtherComprehensiveIncome"
                            weight="1.0"
                            order="12.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonRisultatoNettoCompetenzaGruppo" xlink:label="ext_EdisonRisultatoNettoCompetenzaGruppo" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
                          xlink:to="ext_EdisonRisultatoNettoCompetenzaGruppo"
                            weight="1.0"
                            order="13.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentLiabilities" xlink:label="ifrs-full_CurrentLiabilities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:label="ifrs-full_CurrentTaxLiabilitiesCurrent" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_CurrentTaxLiabilitiesCurrent"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:label="ifrs-full_CurrentDerivativeFinancialLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_CurrentDerivativeFinancialLiabilities"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherCurrentFinancialLiabilities" xlink:label="ifrs-full_OtherCurrentFinancialLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_OtherCurrentFinancialLiabilities"
                            weight="1.0"
                            order="3"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonDebitiCommerciali" xlink:label="ext_EdisonDebitiCommerciali" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ext_EdisonDebitiCommerciali"
                            weight="1.0"
                            order="4"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltrePassivitaCorrenti" xlink:label="ext_EdisonAltrePassivitaCorrenti" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ext_EdisonAltrePassivitaCorrenti"
                            weight="1.0"
                            order="5"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="ifrs-full_CashAndCashEquivalents" xlink:type="locator"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonDisponibilitaLiquideMezziEquivalentiFineEsercizio" xlink:label="ext_EdisonDisponibilitaLiquideMezziEquivalentiFineEsercizio" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashAndCashEquivalents"
                          xlink:to="ext_EdisonDisponibilitaLiquideMezziEquivalentiFineEsercizio"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
   </link:calculationLink>
   <!-- http://www.xbrl.org/2003/arcrole/summation-item https://www.edison.it/xbrl/role/all/ias_1_role-320000 -->
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-320000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossFromContinuingOperations" xlink:label="ifrs-full_ProfitLossFromContinuingOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLoss"
                          xlink:to="ifrs-full_ProfitLossFromContinuingOperations"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossFromDiscontinuedOperations" xlink:label="ifrs-full_ProfitLossFromDiscontinuedOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLoss"
                          xlink:to="ifrs-full_ProfitLossFromDiscontinuedOperations"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-320000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossFromContinuingOperations" xlink:label="ifrs-full_ProfitLossFromContinuingOperations" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="ifrs-full_ProfitLossBeforeTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromContinuingOperations"
                          xlink:to="ifrs-full_ProfitLossBeforeTax"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromContinuingOperations"
                          xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations"
                            order="20.0"
                            weight="-1.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-320000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="ifrs-full_ProfitLossBeforeTax" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="ifrs-full_ProfitLossFromOperatingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossBeforeTax"
                          xlink:to="ifrs-full_ProfitLossFromOperatingActivities"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainLossArisingFromDerecognitionOfFinancialAssetsMeasuredAtAmortisedCost" xlink:label="ifrs-full_GainLossArisingFromDerecognitionOfFinancialAssetsMeasuredAtAmortisedCost" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossBeforeTax"
                          xlink:to="ifrs-full_GainLossArisingFromDerecognitionOfFinancialAssetsMeasuredAtAmortisedCost"
                            order="40.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:label="ifrs-full_OtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossBeforeTax"
                          xlink:to="ifrs-full_OtherIncomeExpenseFromSubsidiariesJointlyControlledEntitiesAndAssociates"
                            order="110.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonProventiOneriFinanziariNettiDebito" xlink:label="ext_EdisonProventiOneriFinanziariNettiDebito" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossBeforeTax"
                          xlink:to="ext_EdisonProventiOneriFinanziariNettiDebito"
                            weight="1.0"
                            order="111.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltriProventiOneriFinanziariNetti" xlink:label="ext_EdisonAltriProventiOneriFinanziariNetti" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossBeforeTax"
                          xlink:to="ext_EdisonAltriProventiOneriFinanziariNetti"
                            weight="1.0"
                            order="112.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-320000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="ifrs-full_ProfitLossFromOperatingActivities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_Revenue" xlink:label="ifrs-full_Revenue" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_Revenue"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherIncome" xlink:label="ifrs-full_OtherIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_OtherIncome"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_EmployeeBenefitsExpense" xlink:label="ifrs-full_EmployeeBenefitsExpense" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_EmployeeBenefitsExpense"
                            weight="-1.0"
                            order="21.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:label="ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_ImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss"
                            weight="-1.0"
                            order="22.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherExpenseByNature" xlink:label="ifrs-full_OtherExpenseByNature" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_OtherExpenseByNature"
                            weight="-1.0"
                            order="23.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_DepreciationAndAmortisationExpense" xlink:label="ifrs-full_DepreciationAndAmortisationExpense" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_DepreciationAndAmortisationExpense"
                            weight="-1.0"
                            order="24.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonVariazioneNettaFairValueDerivati" xlink:label="ext_EdisonVariazioneNettaFairValueDerivati" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ext_EdisonVariazioneNettaFairValueDerivati"
                            weight="1.0"
                            order="25.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_WritedownsReversalsOfPropertyPlantAndEquipment" xlink:label="ifrs-full_WritedownsReversalsOfPropertyPlantAndEquipment" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ifrs-full_WritedownsReversalsOfPropertyPlantAndEquipment"
                            weight="1.0"
                            order="26.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltriProventiOneriAttivitaNonEnergy" xlink:label="ext_EdisonAltriProventiOneriAttivitaNonEnergy" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ext_EdisonAltriProventiOneriAttivitaNonEnergy"
                            weight="1.0"
                            order="27.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonCostiCommodityLogistica" xlink:label="ext_EdisonCostiCommodityLogistica" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ext_EdisonCostiCommodityLogistica"
                            weight="-1.0"
                            order="28.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltriCostiPrestazioniEsterne" xlink:label="ext_EdisonAltriCostiPrestazioniEsterne" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ProfitLossFromOperatingActivities"
                          xlink:to="ext_EdisonAltriCostiPrestazioniEsterne"
                            weight="-1.0"
                            order="29.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <!-- http://www.xbrl.org/2003/arcrole/summation-item https://www.edison.it/xbrl/role/all/ias_1_role-410000 -->
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-410000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ComprehensiveIncome" xlink:label="ifrs-full_ComprehensiveIncome" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ComprehensiveIncome"
                          xlink:to="ifrs-full_ProfitLoss"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncome"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-410000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:label="ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax"
                            weight="1.0"
                            order="3"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                            weight="1.0"
                            order="4"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-410000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:label="ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                          xlink:to="ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:label="ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                          xlink:to="ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome"
                            weight="-1.0"
                            order="2"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-410000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                          xlink:to="ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax"
                            weight="-1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationBeforeTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationBeforeTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                          xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationBeforeTax"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-410000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
   </link:calculationLink>
   <!-- http://www.xbrl.org/2003/arcrole/summation-item https://www.edison.it/xbrl/role/all/ias_1_role-420000 -->
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-420000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ComprehensiveIncome" xlink:label="ifrs-full_ComprehensiveIncome" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ComprehensiveIncome"
                          xlink:to="ifrs-full_ProfitLoss"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncome"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-420000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome" xlink:label="ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_IncomeTaxRelatingToRemeasurementsOfDefinedBenefitPlansOfOtherComprehensiveIncome"
                            weight="-1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxRelatingToExchangeDifferencesOnTranslationOfOtherComprehensiveIncome" xlink:label="ifrs-full_IncomeTaxRelatingToExchangeDifferencesOnTranslationOfOtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_IncomeTaxRelatingToExchangeDifferencesOnTranslationOfOtherComprehensiveIncome"
                            weight="-1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                            weight="1.0"
                            order="3"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:label="ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax"
                            weight="1.0"
                            order="4"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                            weight="1.0"
                            order="5"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                            weight="1.0"
                            order="6"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-420000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationBeforeTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationBeforeTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                          xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationBeforeTax"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                          xlink:to="ifrs-full_ReclassificationAdjustmentsOnExchangeDifferencesOnTranslationNetOfTax"
                            weight="-1.0"
                            order="2"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-420000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:label="ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                          xlink:to="ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:label="ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                          xlink:to="ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome"
                            weight="-1.0"
                            order="2"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-420000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
   </link:calculationLink>
   <!-- http://www.xbrl.org/2003/arcrole/summation-item https://www.edison.it/xbrl/role/all/ias_1_role-610000 -->
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-610000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ComprehensiveIncome" xlink:label="ifrs-full_ComprehensiveIncome" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ComprehensiveIncome"
                          xlink:to="ifrs-full_ProfitLoss"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_ComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncome"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-610000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:label="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_GainsLossesOnExchangeDifferencesOnTranslationNetOfTax"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:label="ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_ShareOfOtherComprehensiveIncomeOfAssociatesAndJointVenturesAccountedForUsingEquityMethodThatWillBeReclassifiedToProfitOrLossNetOfTax"
                            weight="1.0"
                            order="3"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncome"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                            weight="1.0"
                            order="4"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-610000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:label="ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                          xlink:to="ifrs-full_GainsLossesOnCashFlowHedgesBeforeTax"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:label="ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxCashFlowHedges"
                          xlink:to="ifrs-full_IncomeTaxRelatingToCashFlowHedgesOfOtherComprehensiveIncome"
                            weight="-1.0"
                            order="2"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_1_role-610000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                          xlink:to="ifrs-full_OtherComprehensiveIncomeBeforeTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
   </link:calculationLink>
   <!-- http://www.xbrl.org/2003/arcrole/summation-item https://www.edison.it/xbrl/role/all/ias_7_role-520000 -->
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_7_role-520000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:label="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                            weight="1.0"
                            order="17.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                            weight="1.0"
                            order="18.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivities"
                            weight="1.0"
                            order="19.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:label="ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ifrs-full_EffectOfExchangeRateChangesOnCashAndCashEquivalents"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonEffettoPerimetroDiscontinuingOperations" xlink:label="ext_EdisonEffettoPerimetroDiscontinuingOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ext_EdisonEffettoPerimetroDiscontinuingOperations"
                            weight="1.0"
                            order="21.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonEffettoPerimetroContinuingOperations" xlink:label="ext_EdisonEffettoPerimetroContinuingOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ext_EdisonEffettoPerimetroContinuingOperations"
                            weight="1.0"
                            order="22.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonDisponibilitLiquideMezziEquivalentiCedutiDiscontinuedOperations" xlink:label="ext_EdisonDisponibilitLiquideMezziEquivalentiCedutiDiscontinuedOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_IncreaseDecreaseInCashAndCashEquivalents"
                          xlink:to="ext_EdisonDisponibilitLiquideMezziEquivalentiCedutiDiscontinuedOperations"
                            weight="1.0"
                            order="23.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_7_role-520000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_ProfitLoss"
                            weight="1.0"
                            order="28.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonPlusvalenzeMinusvalenzeRealizzoImmobilizzazioni" xlink:label="ext_EdisonPlusvalenzeMinusvalenzeRealizzoImmobilizzazioni" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ext_EdisonPlusvalenzeMinusvalenzeRealizzoImmobilizzazioni"
                            weight="1.0"
                            order="29.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:label="ifrs-full_DividendsReceivedClassifiedAsOperatingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_DividendsReceivedClassifiedAsOperatingActivities"
                            order="30.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonProventiOneriFinanziariNettiPagati" xlink:label="ext_EdisonProventiOneriFinanziariNettiPagati" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ext_EdisonProventiOneriFinanziariNettiPagati"
                            weight="1.0"
                            order="31.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxesPaidRefund" xlink:label="ifrs-full_IncomeTaxesPaidRefund" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_IncomeTaxesPaidRefund"
                            weight="1.0"
                            order="32.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivitiesDiscontinuedOperations"
                            weight="1.0"
                            order="33.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_AdjustmentsForProvisions" xlink:label="ifrs-full_AdjustmentsForProvisions" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_AdjustmentsForProvisions"
                            weight="1.0"
                            order="34.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_AdjustmentsForIncreaseDecreaseInEmployeeBenefitLiabilities"
                            weight="1.0"
                            order="35.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_AdjustmentsForFinanceIncomeCost" xlink:label="ifrs-full_AdjustmentsForFinanceIncomeCost" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_AdjustmentsForFinanceIncomeCost"
                            weight="1.0"
                            order="36.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:label="ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_AdjustmentsForDepreciationAndAmortisationExpenseAndImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLoss"
                            weight="1.0"
                            order="37.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" xlink:label="ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_AdjustmentsForUndistributedProfitsOfInvestmentsAccountedForUsingEquityMethod"
                            weight="1.0"
                            order="38.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonVariazioneFairValueRisultatoOperativo" xlink:label="ext_EdisonVariazioneFairValueRisultatoOperativo" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ext_EdisonVariazioneFairValueRisultatoOperativo"
                            weight="1.0"
                            order="39.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonVariazioneCapitaleCircolanteOperativo" xlink:label="ext_EdisonVariazioneCapitaleCircolanteOperativo" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ext_EdisonVariazioneCapitaleCircolanteOperativo"
                            weight="1.0"
                            order="40.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonVariazioneCapitaleCircolanteNonOperativo" xlink:label="ext_EdisonVariazioneCapitaleCircolanteNonOperativo" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ext_EdisonVariazioneCapitaleCircolanteNonOperativo"
                            weight="1.0"
                            order="41.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonVariazioneAltreAttivitàPassivitàEsercizio" xlink:label="ext_EdisonVariazioneAltreAttivitàPassivitàEsercizio" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ext_EdisonVariazioneAltreAttivitàPassivitàEsercizio"
                            weight="1.0"
                            order="42.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations"
                            weight="1.0"
                            order="43.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProfitLossFromDiscontinuedOperations" xlink:label="ifrs-full_ProfitLossFromDiscontinuedOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities"
                          xlink:to="ifrs-full_ProfitLossFromDiscontinuedOperations"
                            weight="-1.0"
                            order="44.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_7_role-520000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:label="ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                          xlink:to="ifrs-full_CashFlowsUsedInObtainingControlOfSubsidiariesOrOtherBusinessesClassifiedAsInvestingActivities"
                            order="20.0"
                            weight="-1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:label="ifrs-full_OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                          xlink:to="ifrs-full_OtherCashReceiptsFromSalesOfEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities"
                            order="30.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:label="ifrs-full_OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                          xlink:to="ifrs-full_OtherCashPaymentsToAcquireEquityOrDebtInstrumentsOfOtherEntitiesClassifiedAsInvestingActivities"
                            order="40.0"
                            weight="-1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonInvestimentiImmobilizzazioni" xlink:label="ext_EdisonInvestimentiImmobilizzazioni" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                          xlink:to="ext_EdisonInvestimentiImmobilizzazioni"
                            weight="1.0"
                            order="41.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonPrezzoCessioneImmobilizzazioni" xlink:label="ext_EdisonPrezzoCessioneImmobilizzazioni" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                          xlink:to="ext_EdisonPrezzoCessioneImmobilizzazioni"
                            weight="1.0"
                            order="42.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities"
                          xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivitiesDiscontinuedOperations"
                            weight="1.0"
                            order="43.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_7_role-520000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProceedsFromIssuingShares" xlink:label="ifrs-full_ProceedsFromIssuingShares" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities"
                          xlink:to="ifrs-full_ProceedsFromIssuingShares"
                            order="30.0"
                            weight="1.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento" xlink:label="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities"
                          xlink:to="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento"
                            weight="1.0"
                            order="31.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivitiesDiscontinuedOperations" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivitiesDiscontinuedOperations" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities"
                          xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivitiesDiscontinuedOperations"
                            weight="1.0"
                            order="32.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonDividendiRiserveVersatiSocietaControllantiTerziAzionisti" xlink:label="ext_EdisonDividendiRiserveVersatiSocietaControllantiTerziAzionisti" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities"
                          xlink:to="ext_EdisonDividendiRiserveVersatiSocietaControllantiTerziAzionisti"
                            weight="1.0"
                            order="33.0"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_7_role-520000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="ifrs-full_CashAndCashEquivalents" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale" xlink:label="ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashAndCashEquivalents"
                          xlink:to="ifrs-full_CashAndCashEquivalentsClassifiedAsPartOfDisposalGroupHeldForSale"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonRiclassificaAdAttivitàInDismissione" xlink:label="ext_EdisonRiclassificaAdAttivitàInDismissione" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashAndCashEquivalents"
                          xlink:to="ext_EdisonRiclassificaAdAttivitàInDismissione"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonDisponibilitaLiquideMezziEquivalentiFineEsercizio" xlink:label="ext_EdisonDisponibilitaLiquideMezziEquivalentiFineEsercizio" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CashAndCashEquivalents"
                          xlink:to="ext_EdisonDisponibilitaLiquideMezziEquivalentiFineEsercizio"
                            weight="1.0"
                            order="3"
                          xlink:type="arc"/>
   </link:calculationLink>
   <link:calculationLink xlink:role="https://www.edison.it/xbrl/role/all/ias_7_role-520000" xlink:type="extended">
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento" xlink:label="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:label="ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento"
                          xlink:to="ifrs-full_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities"
                            weight="1.0"
                            order="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_ProceedsFromNoncurrentBorrowings" xlink:label="ifrs-full_ProceedsFromNoncurrentBorrowings" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento"
                          xlink:to="ifrs-full_ProceedsFromNoncurrentBorrowings"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2019-03-27/full_ifrs/full_ifrs-cor_2019-03-27.xsd#ifrs-full_RepaymentsOfNoncurrentBorrowings" xlink:label="ifrs-full_RepaymentsOfNoncurrentBorrowings" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento"
                          xlink:to="ifrs-full_RepaymentsOfNoncurrentBorrowings"
                            weight="-1.0"
                            order="3"
                          xlink:type="arc"/>
      <link:loc xlink:href="529900WS2E20BA5J4L49-2021-12-31.xsd#ext_EdisonAltreVariazioniNetteDebitiFinanziari" xlink:label="ext_EdisonAltreVariazioniNetteDebitiFinanziari" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ext_EdisonPassivitaNettDerivantiAttivitaFinanziamento"
                          xlink:to="ext_EdisonAltreVariazioniNetteDebitiFinanziari"
                            weight="1.0"
                            order="4"
                          xlink:type="arc"/>
   </link:calculationLink>

</link:linkbase>