The size of the pigsty may be based on a rate of 90 pigs.ha and 1.5 m 2 in shed per pig. The commercial pigs in Zambia are crosses between Landrace and Large White. Pig weaners are generally introduced at 20 to 25 kg and fattened to app. 100 kg live weight. General pig feeding guLIMAelines are given in Table 1 1].