 In California and New Zealand, they are placed in vineyards to graze weeds because they are too short to reach the grapes on the vines.Baby Doll breeders claim that their sheep are closer to the original English Southdown than are the commercial Southdown sheep being grown today.Mature weights for rams range from 190 to 230 lb (86-104 kg); ewes weigh from 130 to 180 lb (59-81 kg).