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.