﻿<?xml version="1.0" encoding="utf-8"?>
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.apator.com/role/BalanceSheet" xlink:type="simple" xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#BalanceSheet" />
  <link:calculationLink xlink:role="http://www.apator.com/role/BalanceSheet" 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="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="NoncurrentAssets" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="NoncurrentAssets" 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_IntangibleAssetsOtherThanGoodwill" xlink:label="IntangibleAssetsOtherThanGoodwill" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="IntangibleAssetsOtherThanGoodwill" 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_Goodwill" xlink:label="Goodwill" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="Goodwill" 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_PropertyPlantAndEquipment" xlink:label="PropertyPlantAndEquipment" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="PropertyPlantAndEquipment" 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_RightofuseAssets" xlink:label="RightofuseAssets" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="RightofuseAssets" 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_NoncurrentContractAssets" xlink:label="NoncurrentContractAssets" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="NoncurrentContractAssets" 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_InvestmentProperty" xlink:label="InvestmentProperty" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="InvestmentProperty" 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_InvestmentsInAssociatesAccountedForUsingEquityMethod" xlink:label="InvestmentsInAssociatesAccountedForUsingEquityMethod" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="InvestmentsInAssociatesAccountedForUsingEquityMethod" 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_NoncurrentDerivativeFinancialAssets" xlink:label="NoncurrentDerivativeFinancialAssets" xlink:type="locator" />
    <link:calculationArc order="80" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="NoncurrentDerivativeFinancialAssets" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_NoncurrentDerivativeFinancialAssetsNonRelatedParties" xlink:label="NoncurrentDerivativeFinancialAssetsNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentDerivativeFinancialAssets" xlink:to="NoncurrentDerivativeFinancialAssetsNonRelatedParties" 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_NoncurrentReceivables" xlink:label="NoncurrentReceivables" xlink:type="locator" />
    <link:calculationArc order="90" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="NoncurrentReceivables" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_TradeAndOtherNonCurrentReceivablesFromNonRelatedParties" xlink:label="TradeAndOtherNonCurrentReceivablesFromNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentReceivables" xlink:to="TradeAndOtherNonCurrentReceivablesFromNonRelatedParties" 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_NoncurrentPrepaymentsAndNoncurrentAccruedIncome" xlink:label="NoncurrentPrepaymentsAndNoncurrentAccruedIncome" xlink:type="locator" />
    <link:calculationArc order="100" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="NoncurrentPrepaymentsAndNoncurrentAccruedIncome" 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="DeferredTaxAssets" xlink:type="locator" />
    <link:calculationArc order="110" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentAssets" xlink:to="DeferredTaxAssets" 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="CurrentAssets" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Assets" xlink:to="CurrentAssets" 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_Inventories" xlink:label="Inventories" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="Inventories" 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_CurrentContractAssets" xlink:label="CurrentContractAssets" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CurrentContractAssets" 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_CurrentTradeReceivables" xlink:label="CurrentTradeReceivables" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CurrentTradeReceivables" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CurrentTradeReceivablesFromNonRelatedParties" xlink:label="CurrentTradeReceivablesFromNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentTradeReceivables" xlink:to="CurrentTradeReceivablesFromNonRelatedParties" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CurrentTradeReceivablesFromRelatedParties" xlink:label="CurrentTradeReceivablesFromRelatedParties" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentTradeReceivables" xlink:to="CurrentTradeReceivablesFromRelatedParties" 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_CurrentTaxAssetsCurrent" xlink:label="CurrentTaxAssetsCurrent" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CurrentTaxAssetsCurrent" 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_CurrentReceivablesFromTaxesOtherThanIncomeTax" xlink:label="CurrentReceivablesFromTaxesOtherThanIncomeTax" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CurrentReceivablesFromTaxesOtherThanIncomeTax" 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_OtherCurrentReceivables" xlink:label="OtherCurrentReceivables" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="OtherCurrentReceivables" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_OtherCurrentReceivablesFromNonRelatedParties" xlink:label="OtherCurrentReceivablesFromNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherCurrentReceivables" xlink:to="OtherCurrentReceivablesFromNonRelatedParties" 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_CurrentDerivativeFinancialAssets" xlink:label="CurrentDerivativeFinancialAssets" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CurrentDerivativeFinancialAssets" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CurrentDerivativeFinancialAssetsNonRelatedParties" xlink:label="CurrentDerivativeFinancialAssetsNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentDerivativeFinancialAssets" xlink:to="CurrentDerivativeFinancialAssetsNonRelatedParties" 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="CashAndCashEquivalents" xlink:type="locator" />
    <link:calculationArc order="80" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CashAndCashEquivalents" 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_RestrictedCashAndCashEquivalents" xlink:label="RestrictedCashAndCashEquivalents" xlink:type="locator" />
    <link:calculationArc order="90" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="RestrictedCashAndCashEquivalents" 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_CurrentPrepaymentsAndCurrentAccruedIncome" xlink:label="CurrentPrepaymentsAndCurrentAccruedIncome" xlink:type="locator" />
    <link:calculationArc order="100" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="CurrentPrepaymentsAndCurrentAccruedIncome" 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_NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" xlink:label="NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" xlink:type="locator" />
    <link:calculationArc order="110" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentAssets" xlink:to="NoncurrentAssetsOrDisposalGroupsClassifiedAsHeldForSaleOrAsHeldForDistributionToOwners" 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_EquityAndLiabilities" xlink:label="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="Equity" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAndLiabilities" xlink:to="Equity" 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_EquityAttributableToOwnersOfParent" xlink:label="EquityAttributableToOwnersOfParent" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Equity" xlink:to="EquityAttributableToOwnersOfParent" 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_IssuedCapital" xlink:label="IssuedCapital" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAttributableToOwnersOfParent" xlink:to="IssuedCapital" 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_TreasuryShares" xlink:label="TreasuryShares" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAttributableToOwnersOfParent" xlink:to="TreasuryShares" 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_OtherReserves" xlink:label="OtherReserves" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAttributableToOwnersOfParent" xlink:to="OtherReserves" 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_ReserveOfRemeasurementsOfDefinedBenefitPlans" xlink:label="ReserveOfRemeasurementsOfDefinedBenefitPlans" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAttributableToOwnersOfParent" xlink:to="ReserveOfRemeasurementsOfDefinedBenefitPlans" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CapitalOnValuationOfHedgingTransactionsAndExchangeDifferencesFromConsolidation" xlink:label="CapitalOnValuationOfHedgingTransactionsAndExchangeDifferencesFromConsolidation" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAttributableToOwnersOfParent" xlink:to="CapitalOnValuationOfHedgingTransactionsAndExchangeDifferencesFromConsolidation" 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_RetainedEarnings" xlink:label="RetainedEarnings" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAttributableToOwnersOfParent" xlink:to="RetainedEarnings" 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_NoncontrollingInterests" xlink:label="NoncontrollingInterests" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Equity" xlink:to="NoncontrollingInterests" 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="Liabilities" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="EquityAndLiabilities" xlink:to="Liabilities" 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_NoncurrentLiabilities" xlink:label="NoncurrentLiabilities" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="NoncurrentLiabilities" 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="LongtermBorrowings" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="LongtermBorrowings" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_NonCurrentPortionOfNonCurrentBorrowingsFromNotRelatedParties" xlink:label="NonCurrentPortionOfNonCurrentBorrowingsFromNotRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="LongtermBorrowings" xlink:to="NonCurrentPortionOfNonCurrentBorrowingsFromNotRelatedParties" 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_NoncurrentPayables" xlink:label="NoncurrentPayables" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="NoncurrentPayables" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_TradeAndOtherNonCurrentPayablesTowardsNonRelatedParties" xlink:label="TradeAndOtherNonCurrentPayablesTowardsNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentPayables" xlink:to="TradeAndOtherNonCurrentPayablesTowardsNonRelatedParties" 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_NoncurrentContractLiabilities" xlink:label="NoncurrentContractLiabilities" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="NoncurrentContractLiabilities" 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="NoncurrentLeaseLiabilities" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="NoncurrentLeaseLiabilities" 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_NoncurrentProvisionsForEmployeeBenefits" xlink:label="NoncurrentProvisionsForEmployeeBenefits" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="NoncurrentProvisionsForEmployeeBenefits" 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_OtherLongtermProvisions" xlink:label="OtherLongtermProvisions" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="OtherLongtermProvisions" 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_DeferredTaxLiabilities" xlink:label="DeferredTaxLiabilities" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="NoncurrentLiabilities" xlink:to="DeferredTaxLiabilities" 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_CurrentLiabilities" xlink:label="CurrentLiabilities" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Liabilities" xlink:to="CurrentLiabilities" 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_CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" xlink:label="CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CurrentLoansReceivedAndCurrentPortionOfNonCurrentLoansReceivedNonRelatedParties" xlink:label="CurrentLoansReceivedAndCurrentPortionOfNonCurrentLoansReceivedNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLoansReceivedAndCurrentPortionOfNoncurrentLoansReceived" xlink:to="CurrentLoansReceivedAndCurrentPortionOfNonCurrentLoansReceivedNonRelatedParties" 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_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:label="TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CurrentTradePayablesTowardsRelatedParties" xlink:label="CurrentTradePayablesTowardsRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:to="CurrentTradePayablesTowardsRelatedParties" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CurrentTradePayablesTowardsNonRelatedParties" xlink:label="CurrentTradePayablesTowardsNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:to="CurrentTradePayablesTowardsNonRelatedParties" 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_CurrentContractLiabilities" xlink:label="CurrentContractLiabilities" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="CurrentContractLiabilities" 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_CurrentTaxLiabilitiesCurrent" xlink:label="CurrentTaxLiabilitiesCurrent" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="CurrentTaxLiabilitiesCurrent" 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_CurrentPayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:label="CurrentPayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="CurrentPayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" 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_CurrentProvisionsForEmployeeBenefits" xlink:label="CurrentProvisionsForEmployeeBenefits" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="CurrentProvisionsForEmployeeBenefits" 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_OtherCurrentPayables" xlink:label="OtherCurrentPayables" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="OtherCurrentPayables" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_OtherCurrentPayablesTowardsNonRelatedParties" xlink:label="OtherCurrentPayablesTowardsNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherCurrentPayables" xlink:to="OtherCurrentPayablesTowardsNonRelatedParties" 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_OtherShorttermProvisions" xlink:label="OtherShorttermProvisions" xlink:type="locator" />
    <link:calculationArc order="80" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="OtherShorttermProvisions" 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_CurrentLeaseLiabilities" xlink:label="CurrentLeaseLiabilities" xlink:type="locator" />
    <link:calculationArc order="90" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="CurrentLeaseLiabilities" 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_LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale" xlink:label="LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale" xlink:type="locator" />
    <link:calculationArc order="100" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CurrentLiabilities" xlink:to="LiabilitiesIncludedInDisposalGroupsClassifiedAsHeldForSale" xlink:type="arc" />
  </link:calculationLink>
  <link:roleRef roleURI="http://www.apator.com/role/IncomeStatement" xlink:type="simple" xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#IncomeStatement" />
  <link:calculationLink xlink:role="http://www.apator.com/role/IncomeStatement" 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_ProfitLoss" xlink:label="ProfitLoss" 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_DeferredTaxExpenseIncomeRecognisedInProfitOrLoss" xlink:label="DeferredTaxExpenseIncomeRecognisedInProfitOrLoss" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLoss" xlink:to="DeferredTaxExpenseIncomeRecognisedInProfitOrLoss" 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_CurrentTaxExpenseIncome" xlink:label="CurrentTaxExpenseIncome" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLoss" xlink:to="CurrentTaxExpenseIncome" 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_ProfitLossBeforeTax" xlink:label="ProfitLossBeforeTax" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLoss" xlink:to="ProfitLossBeforeTax" 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_ProfitLossFromOperatingActivities" xlink:label="ProfitLossFromOperatingActivities" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLossBeforeTax" xlink:to="ProfitLossFromOperatingActivities" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_ProfitOrLossOnSale" xlink:label="ProfitOrLossOnSale" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLossFromOperatingActivities" xlink:to="ProfitOrLossOnSale" 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_GrossProfit" xlink:label="GrossProfit" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitOrLossOnSale" xlink:to="GrossProfit" 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_Revenue" xlink:label="Revenue" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="GrossProfit" xlink:to="Revenue" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_RevenueFromNonRelatedParties" xlink:label="RevenueFromNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Revenue" xlink:to="RevenueFromNonRelatedParties" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_RevenueFromRelatedParties" xlink:label="RevenueFromRelatedParties" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="Revenue" xlink:to="RevenueFromRelatedParties" 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_CostOfSales" xlink:label="CostOfSales" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="GrossProfit" xlink:to="CostOfSales" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CostOfSalesNonRelatedParties" xlink:label="CostOfSalesNonRelatedParties" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CostOfSales" xlink:to="CostOfSalesNonRelatedParties" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CostOfSalesRelatedParties" xlink:label="CostOfSalesRelatedParties" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CostOfSales" xlink:to="CostOfSalesRelatedParties" 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_AdministrativeExpense" xlink:label="AdministrativeExpense" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitOrLossOnSale" xlink:to="AdministrativeExpense" 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_DistributionCosts" xlink:label="DistributionCosts" xlink:type="locator" />
    <link:calculationArc order="30" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitOrLossOnSale" xlink:to="DistributionCosts" 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_OtherOperatingIncomeExpense" xlink:label="OtherOperatingIncomeExpense" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLossFromOperatingActivities" xlink:to="OtherOperatingIncomeExpense" 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_OtherIncome" xlink:label="OtherIncome" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherOperatingIncomeExpense" xlink:to="OtherIncome" 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_OtherExpenseByFunction" xlink:label="OtherExpenseByFunction" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherOperatingIncomeExpense" xlink:to="OtherExpenseByFunction" 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_ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:label="ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLossFromOperatingActivities" xlink:to="ShareOfProfitLossOfAssociatesAccountedForUsingEquityMethod" 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_FinanceIncomeCost" xlink:label="FinanceIncomeCost" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ProfitLossBeforeTax" xlink:to="FinanceIncomeCost" 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_FinanceIncome" xlink:label="FinanceIncome" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="FinanceIncomeCost" xlink:to="FinanceIncome" 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_FinanceCosts" xlink:label="FinanceCosts" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="FinanceIncomeCost" xlink:to="FinanceCosts" xlink:type="arc" />
  </link:calculationLink>
  <link:roleRef roleURI="http://www.apator.com/role/ComprehensiveIncome" xlink:type="simple" xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ComprehensiveIncome" />
  <link:calculationLink xlink:role="http://www.apator.com/role/ComprehensiveIncome" xlink:type="extended" />
  <link:roleRef roleURI="http://www.apator.com/role/CashFlow" xlink:type="simple" xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#CashFlow" />
  <link:calculationLink xlink:role="http://www.apator.com/role/CashFlow" 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_IncreaseDecreaseInCashAndCashEquivalents" xlink:label="IncreaseDecreaseInCashAndCashEquivalents" 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_CashFlowsFromUsedInOperatingActivities" xlink:label="CashFlowsFromUsedInOperatingActivities" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="IncreaseDecreaseInCashAndCashEquivalents" xlink:to="CashFlowsFromUsedInOperatingActivities" 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_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:label="IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInOperatingActivities" xlink:to="IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:label="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInOperatingActivities" xlink:to="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" 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_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:label="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" 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_ProfitLossBeforeTax" xlink:label="ProfitLossBeforeTax" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:to="ProfitLossBeforeTax" 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_AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:label="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:to="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" 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_AdjustmentsForInterestExpense" xlink:label="AdjustmentsForInterestExpense" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForInterestExpense" 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_AdjustmentsForInterestIncome" xlink:label="AdjustmentsForInterestIncome" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForInterestIncome" 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_AdjustmentsForUndistributedProfitsOfAssociates" xlink:label="AdjustmentsForUndistributedProfitsOfAssociates" xlink:type="locator" />
    <link:calculationArc order="30" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForUndistributedProfitsOfAssociates" 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_OtherAdjustmentsToReconcileProfitLoss" xlink:label="OtherAdjustmentsToReconcileProfitLoss" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="OtherAdjustmentsToReconcileProfitLoss" 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_AdjustmentsForGainsLossesOnChangeInFairValueOfDerivatives" xlink:label="AdjustmentsForGainsLossesOnChangeInFairValueOfDerivatives" xlink:type="locator" />
    <link:calculationArc order="50" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForGainsLossesOnChangeInFairValueOfDerivatives" 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_AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty" xlink:label="AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty" xlink:type="locator" />
    <link:calculationArc order="60" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForGainsLossesOnFairValueAdjustmentInvestmentProperty" 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_AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets" xlink:label="AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForLossesGainsOnDisposalOfNoncurrentAssets" 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_AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates" xlink:label="AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates" xlink:type="locator" />
    <link:calculationArc order="80" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForGainLossOnDisposalOfInvestmentsInSubsidiariesJointVenturesAndAssociates" 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_AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" xlink:label="AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" xlink:type="locator" />
    <link:calculationArc order="90" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForImpairmentLossReversalOfImpairmentLossRecognisedInProfitOrLossPropertyPlantAndEquipment" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_AdjustmentsForDepreciationAndAmortisationExpensePropertyPlantAndEquipment" xlink:label="AdjustmentsForDepreciationAndAmortisationExpensePropertyPlantAndEquipment" xlink:type="locator" />
    <link:calculationArc order="100" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForDepreciationAndAmortisationExpensePropertyPlantAndEquipment" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_AdjustmentsForDepreciationAndAmortisationExpenseIntangibleAssets" xlink:label="AdjustmentsForDepreciationAndAmortisationExpenseIntangibleAssets" xlink:type="locator" />
    <link:calculationArc order="110" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="AdjustmentsToReconcileProfitLossOtherThanChangesInWorkingCapital" xlink:to="AdjustmentsForDepreciationAndAmortisationExpenseIntangibleAssets" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_AdjustmentsForDecreaseOrIncreaseInContractAssets" xlink:label="AdjustmentsForDecreaseOrIncreaseInContractAssets" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="AdjustmentsForDecreaseOrIncreaseInContractAssets" 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_AdjustmentsForProvisions" xlink:label="AdjustmentsForProvisions" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="AdjustmentsForProvisions" 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_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:label="AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:type="locator" />
    <link:calculationArc order="40" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" 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_AdjustmentsForDecreaseIncreaseInInventories" xlink:label="AdjustmentsForDecreaseIncreaseInInventories" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="AdjustmentsForDecreaseIncreaseInInventories" xlink:type="arc" />
    <link:loc xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ext_AdjustmentsForDecreaseOrIncreaseInRestrictedCashAndCashEquivalents" xlink:label="AdjustmentsForDecreaseOrIncreaseInRestrictedCashAndCashEquivalents" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="AdjustmentsForDecreaseOrIncreaseInRestrictedCashAndCashEquivalents" 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_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:label="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" 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_OtherAdjustmentsForNoncashItems" xlink:label="OtherAdjustmentsForNoncashItems" xlink:type="locator" />
    <link:calculationArc order="80" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromOrUsedInOperatingActivitiesBeforeTax" xlink:to="OtherAdjustmentsForNoncashItems" 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_CashFlowsFromUsedInInvestingActivities" xlink:label="CashFlowsFromUsedInInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="IncreaseDecreaseInCashAndCashEquivalents" xlink:to="CashFlowsFromUsedInInvestingActivities" 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_ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="ProceedsFromSalesOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" 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_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="20" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" 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_PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:label="PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="30" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="PurchaseOfIntangibleAssetsClassifiedAsInvestingActivities" 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_PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:label="PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="40" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="PurchaseOfOtherLongtermAssetsClassifiedAsInvestingActivities" 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_DividendsReceivedClassifiedAsInvestingActivities" xlink:label="DividendsReceivedClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="50" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="DividendsReceivedClassifiedAsInvestingActivities" 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_InterestReceivedClassifiedAsInvestingActivities" xlink:label="InterestReceivedClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="60" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="InterestReceivedClassifiedAsInvestingActivities" 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_OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:label="OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInInvestingActivities" xlink:to="OtherInflowsOutflowsOfCashClassifiedAsInvestingActivities" 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_CashFlowsFromUsedInFinancingActivities" xlink:label="CashFlowsFromUsedInFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="IncreaseDecreaseInCashAndCashEquivalents" xlink:to="CashFlowsFromUsedInFinancingActivities" 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_PaymentsToAcquireOrRedeemEntitysShares" xlink:label="PaymentsToAcquireOrRedeemEntitysShares" xlink:type="locator" />
    <link:calculationArc order="10" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="PaymentsToAcquireOrRedeemEntitysShares" 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_ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:label="ProceedsFromBorrowingsClassifiedAsFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="ProceedsFromBorrowingsClassifiedAsFinancingActivities" 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_RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:label="RepaymentsOfBorrowingsClassifiedAsFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="30" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="RepaymentsOfBorrowingsClassifiedAsFinancingActivities" 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_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:label="PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="40" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" 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_DividendsPaidClassifiedAsFinancingActivities" xlink:label="DividendsPaidClassifiedAsFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="50" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="DividendsPaidClassifiedAsFinancingActivities" 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_InterestPaidClassifiedAsFinancingActivities" xlink:label="InterestPaidClassifiedAsFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="60" weight="-1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="InterestPaidClassifiedAsFinancingActivities" 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_OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:label="OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:type="locator" />
    <link:calculationArc order="70" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="CashFlowsFromUsedInFinancingActivities" xlink:to="OtherInflowsOutflowsOfCashClassifiedAsFinancingActivities" xlink:type="arc" />
  </link:calculationLink>
  <link:roleRef roleURI="http://www.apator.com/role/ChangesInEquity" xlink:type="simple" xlink:href="259400WQUGWQ7KBPQB74-2021-12-31.xsd#ChangesInEquity" />
  <link:calculationLink xlink:role="http://www.apator.com/role/ChangesInEquity" 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_ComprehensiveIncome" xlink:label="ComprehensiveIncome" 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_ProfitLoss" xlink:label="ProfitLoss" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ComprehensiveIncome" xlink:to="ProfitLoss" 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_IncreaseDecreaseThroughAppropriationOfRetainedEarnings" xlink:label="IncreaseDecreaseThroughAppropriationOfRetainedEarnings" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ComprehensiveIncome" xlink:to="IncreaseDecreaseThroughAppropriationOfRetainedEarnings" 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_OtherComprehensiveIncome" xlink:label="OtherComprehensiveIncome" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="ComprehensiveIncome" xlink:to="OtherComprehensiveIncome" 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_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:label="OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:type="locator" />
    <link:calculationArc order="10" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherComprehensiveIncome" xlink:to="OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" 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_GainsLossesOnCashFlowHedgesNetOfTax" xlink:label="GainsLossesOnCashFlowHedgesNetOfTax" xlink:type="locator" />
    <link:calculationArc order="20" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherComprehensiveIncome" xlink:to="GainsLossesOnCashFlowHedgesNetOfTax" 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_OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:label="OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="locator" />
    <link:calculationArc order="30" weight="1.00" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="OtherComprehensiveIncome" xlink:to="OtherComprehensiveIncomeNetOfTaxGainsLossesOnRemeasurementsOfDefinedBenefitPlans" xlink:type="arc" />
  </link:calculationLink>
</link:linkbase>