NUTRITIONAL VALUE
Edible meat by-products contain many
essential nutrients. Some are used as
medicines because they contain special
nutrients such as amino acids, hormones,
Table 1. By-products as a percentage of market live weight
Item Pigs Cattle Sheep
(%) (kg) (%) (kg) (%) (kg)
Market live weight 100.0 600.0 60.0
Whole carcass 77.5 77.5 63.0 378.0 62.5 37.5
Blood 3.0 3.0 18.0 4.0 2.4
Fatty tissue 3.0 3.0 4.0 24.0 3.0 1.8
Hide or skin 6.0 6.0 6.0 36.0 15.0 9.0
Organs 7.0 7.0 16.0 96.0 10.0 6.0
Head 5.9 5.9
Viscera (chest and 10.0 10.0 16.0 96.0 11.0 6.6
abdomen)
Feet 2.0 2.0 2.0 12.0 2.0 1.2
Tail 0.1 0.1 0.1 6.0
Brain 0.1 0.1 0.1 6.0 0.26 0.156
2