protected function _getValuePrice($oValue, $dParentPrice)
    {
        $myConfig = \OxidEsales\Eshop\Core\Registry::getConfig();
        $dPriceMod = 0;
        if ($myConfig->getConfigParam('bl_perfLoadSelectLists') && $myConfig->getConfigParam('bl_perfUseSelectlistPrice')) {
            if ($oValue->priceUnit == 'abs') {
                $dPriceMod = $oValue->price;
            } elseif ($oValue->priceUnit == '%') {
                $dPriceModPerc = abs($oValue->price) * $dParentPrice / 100.0;
                if (($oValue->price) >= 0.0) {
                    $dPriceMod = $dPriceModPerc;
                } else {
                    $dPriceMod = -$dPriceModPerc;
                }
            }
        }

        return $dPriceMod;
    }