Berkshire
declined popularity becaus of black rind on bacon an dfat content
british saddleback
excellent maternal instint and milk yield
hampshire
high carcase quality
good size litter with good mothering instict
tamworth
red bacon type
suitable for outdoor production
welsh
good carcase quality
how many litter a year
2/3
how many piglets in a litter
10/11
gestation
114 days
weaning
4-10 weeks depending on weigth
nutrition
omnivores and monogastric
complete commercial diets (high in protein and energy )
ad lib feeding advantages
pigs max intake easy to manage less stressed faster weight gains reduces time spent feeding
ad lib feeding disadvantages
more waste
large variation in intake per pig
more careful managment needed
more difficult to spot ailing piglets or pigs