Besides such regular food as soybean cake and sweet potato leaves, the hogs pick up extra nutriments from carrot juice, eggs, apples, yogurt and bread. For two meals a day, the cost may be as much as US $ 4 per hog per day.
大豬公的飼料除豆餅、甘薯葉外，還有紅蘿蔔汁、雞蛋、蘋果、養樂多及麵包等，一天餵食兩次，一天花費就超過新台幣一百元。