<?xml version="1.0" encoding="UTF-8"?>
<link:linkbase 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" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance">
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  <link:calculationLink xlink:type="extended" xlink:role="http://www.icac.meh.es/es/fr/gaap/pgc07/cuentasAnuales/comun/2008-01-01/role/CuadreBalanceSituacion">
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    <link:loc xlink:type="locator" xlink:href="pgc-07-c-bs-2008-01-01.xsd#pgc-07-c-bs_TotalActivo" xlink:label="TotalActivo" xlink:title="TotalActivo"/>
    <link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="BalanceSituacionVariable" xlink:to="TotalActivo" xlink:title="calculation: BalanceSituacionVariable to TotalActivo" order="1.0" weight="1.0"/>
    <link:loc xlink:type="locator" xlink:href="pgc-07-c-bs-2008-01-01.xsd#pgc-07-c-bs_PatrimonioNetoPasivoTotal" xlink:label="PatrimonioNetoPasivoTotal" xlink:title="PatrimonioNetoPasivoTotal"/>
    <link:calculationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="BalanceSituacionVariable" xlink:to="PatrimonioNetoPasivoTotal" xlink:title="calculation: BalanceSituacionVariable to PatrimonioNetoPasivoTotal" order="2.0" weight="-1.0"/>
  </link:calculationLink>
</link:linkbase>