I thought about them too... but they say pigs are the 4th smartest animal... I have enough trouble with lopping off BBB headsHow much meat can you get off one of them?
250-pound hog can yield 195 pounds https://www.grit.com/animals/livestock/pigs/eat-potbelly-pigs-zb0z1612
Different breeds too http://americanminipigassociation.com/mini-pig-breeds/pot-bellied-pig-2/