commiss decis januari amend decis eec author method grade pig carcas netherland dutch text authent eec commiss european commun regard treati establish european econom commun regard council regul eec novemb determin commun scale grade pig carcas amend regul eec articl thereof commiss decis eec amend decis eec autor method grade pig carcas netherland govern netherland request commiss author applic formula calcul lean meat content carcas framework grade method provid decis eec measur provid decis accord opinion manag committe pigmeat adopt decis articl text articl decis eec replac text lean meat content carcas calcul formula gilt castrat estim percentag lean meat carcas gilt castrat thick backfat includ rind millimetr measur centimetr midlin split carcas fourth rib thick muscl millimetr measur time place exp formula valid carcas weigh kg articl decis address kingdom netherland brussel januari commiss rai mac sharri member commiss oj oj oj oj