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   <link:roleRef xlink:type="simple" xlink:href="7245009QH646WM76PR25-2021-12-31.xsd#id_8" roleURI="https://www.envipco.com/xbrl/role/all/ias_1_role-310000"/>
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   <link:roleRef xlink:type="simple" xlink:href="7245009QH646WM76PR25-2021-12-31.xsd#id_10" roleURI="https://www.envipco.com/xbrl/role/all/ias_1_role-610000"/>
   <link:roleRef xlink:type="simple" xlink:href="7245009QH646WM76PR25-2021-12-31.xsd#id_181" roleURI="https://www.envipco.com/xbrl/role/all/ias_7_role-520000"/>
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      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="ifrs-full_NoncurrentLiabilities" xlink:type="locator"/>
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      <link:calculationArc
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                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_DeferredTaxLiabilities"
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                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_LongtermBorrowings" xlink:label="ifrs-full_LongtermBorrowings" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_LongtermBorrowings"
                            weight="1.0"
                            order="31.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentLeaseLiabilities" xlink:label="ifrs-full_NoncurrentLeaseLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_NoncurrentLeaseLiabilities"
                            weight="1.0"
                            order="32.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_OtherLiabilities" xlink:label="ifrs-full_OtherLiabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentLiabilities"
                          xlink:to="ifrs-full_OtherLiabilities"
                            weight="1.0"
                            order="33.0"
                          xlink:type="arc"/>
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Assets" xlink:label="ifrs-full_Assets" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.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/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.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"/>
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentAssets" xlink:label="ifrs-full_NoncurrentAssets" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="ifrs-full_PropertyPlantAndEquipment" xlink:type="locator"/>
      <link:calculationArc
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                          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/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.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/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_IntangibleAssetsAndGoodwill" xlink:label="ifrs-full_IntangibleAssetsAndGoodwill" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_IntangibleAssetsAndGoodwill"
                            weight="1.0"
                            order="101.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_FinancialAssets" xlink:label="ifrs-full_FinancialAssets" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_FinancialAssets"
                            weight="1.0"
                            order="102.0"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_NoncurrentRestrictedCashAndCashEquivalents" xlink:label="ifrs-full_NoncurrentRestrictedCashAndCashEquivalents" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_NoncurrentAssets"
                          xlink:to="ifrs-full_NoncurrentRestrictedCashAndCashEquivalents"
                            weight="1.0"
                            order="103.0"
                          xlink:type="arc"/>
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_CurrentAssets" xlink:label="ifrs-full_CurrentAssets" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.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="1"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_TradeAndOtherCurrentReceivables" xlink:label="ifrs-full_TradeAndOtherCurrentReceivables" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_CurrentAssets"
                          xlink:to="ifrs-full_TradeAndOtherCurrentReceivables"
                            weight="1.0"
                            order="2"
                          xlink:type="arc"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.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="3"
                          xlink:type="arc"/>
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAndLiabilities" xlink:label="ifrs-full_EquityAndLiabilities" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.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/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Liabilities" xlink:label="ifrs-full_Liabilities" xlink:type="locator"/>
      <link:calculationArc
                          xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item"
                          xlink:from="ifrs-full_EquityAndLiabilities"
                          xlink:to="ifrs-full_Liabilities"
                            order="20.0"
                            weight="1.0"
                          xlink:type="arc"/>
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_Equity" xlink:label="ifrs-full_Equity" xlink:type="locator"/>
      <link:loc xlink:href="http://xbrl.ifrs.org/taxonomy/2020-03-16/full_ifrs/full_ifrs-cor_2020-03-16.xsd#ifrs-full_EquityAttributableToOwnersOfParent" xlink:label="ifrs-full_EquityAttributableToOwnersOfParent" xlink:type="locator"/>
      <link:calculationArc
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                          xlink:from="ifrs-full_Equity"
                          xlink:to="ifrs-full_EquityAttributableToOwnersOfParent"
                            order="10.0"
                            weight="1.0"
                          xlink:type="arc"/>
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      <link:calculationArc
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                          xlink:from="ifrs-full_Equity"
                          xlink:to="ifrs-full_NoncontrollingInterests"
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                            weight="1.0"
                          xlink:type="arc"/>
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
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      <link:calculationArc
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                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
                          xlink:to="ifrs-full_IssuedCapital"
                            order="10.0"
                            weight="1.0"
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      <link:calculationArc
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                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
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                            weight="1.0"
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                          xlink:from="ifrs-full_EquityAttributableToOwnersOfParent"
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
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      <link:calculationArc
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                          xlink:from="ifrs-full_Liabilities"
                          xlink:to="ifrs-full_NoncurrentLiabilities"
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                          xlink:from="ifrs-full_Liabilities"
                          xlink:to="ifrs-full_CurrentLiabilities"
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   <link:calculationLink xlink:role="https://www.envipco.com/xbrl/role/all/ias_1_role-210000" xlink:type="extended">
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                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_CurrentProvisions"
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                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_CurrentTaxLiabilitiesCurrent"
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                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_CurrentBorrowingsAndCurrentPortionOfNoncurrentBorrowings"
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                          xlink:from="ifrs-full_CurrentLiabilities"
                          xlink:to="ifrs-full_CurrentLeaseLiabilities"
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