Table 4 Composition of the diet offered to commercial Large White x Duroc pigs at the fattening and finishing stage of the production system. aFattening stage: include pigs between 60 and 100 days of age. Finishing stage: include pigs with more than 100 days of age. bFrom a premix provided per tn of feed: Cu (from CuSO4·5H2O); Zn (from ZnO2); Se (from Na2SeO3)
Stagea | Nutrient and analytical composition (%) | Trace elements composition (g)b | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
Crude protein | Fat | Crude fibre | Ash | Starch | Ca | P | Na | Cu | Zn | Se | |
Fattening | 16.5 | 5.4 | 3.8 | 3.9 | 45.4 | 0.62 | 0.44 | 0.18 | 15 | 100 | 0.34 |
Finishing | 15.5 | 5.4 | 3.8 | 3.9 | 44.5 | 0.6 | 0.43 | 0.18 | 15 | 100 | 0.30 |