Shot of Ayrshire milk cows being herded into barn. Interior shot of modern stable, Jersey cows lying down. Shots of mother Jersey cow licking newborn calf in stall, of Jersey calves being fed milk in pails in barn, of Ayrshire calves feeding from pails, of one month old Jersey calf in stall. CU of cow's udder with evidence of mastitis disease. CU of udders of cows distended from mastitis, man in laboratory smock milking cow, farmer hand milking cows in stable. CU of head of Jersey cow in stall in stable. Shots of cattle in barnyards. Shots of Holstein, Ayrshire, Guernsey milk cows, of cows in pastures. CU of milk pouring into pail, farmer washing cow's udder. CU of hands pulling teats as cow is being milked.