The hereford pig for sale in south Africa are another heritage breed of hog. Often the choice of 4H participants is because they are gentle, lean, good looking pigs. They are also easy to find in the USA. They’re ready to butcher right about at 6 months of age, with a hanging weight of about 80-90kg. The hereford pig for sale in cape town as a breed are derived from Duroc, Chester White and Poland China breed in the 1920s. The mature weight for Boars is about 360kg and Sows at 270kg.