Table 7. Effect of dietary energy and crude protein levels on proximate analysis of longissimus muscles in growing-finishing pigs
Energy | ME 13.40 MJ/kg | ME 13.82 MJ/kg | SEM | p-value |
CP (%) | High | Middle | Low | High | Middle | Low | ME | CP | M × C |
Proximate analysis (%) |
Moisture | 74.73 | 73.81 | 74.21 | 72.97 | 74.07 | 73.18 | 0.247 | 0.10 | 0.91 | 0.25 |
Crude ash | 1.19 | 1.29 | 1.15 | 1.07 | 0.95 | 1.21 | 0.720 | 0.16 | 0.99 | 0.15 |
Crude protein | 23.37 | 23.36 | 22.84 | 23.10 | 23.35 | 23.50 | 0.231 | 0.82 | 0.96 | 0.74 |
Crude fat | 2.40 | 4.03 | 3.12 | 3.46 | 1.63 | 1.74 | 0.352 | 0.20 | 0.82 | 0.13 |
CP, crude protein; ME, metabolizable energy; SEM, standard error of the mean.