Table 3.

The effect of graded levels of whey with addition of citric acid on carcass traits % relative to life body weight

Relative weights (%)	T1	T2	T3	T4	T5	P value
Dressed	50.98 ± 0.56	54.385 ± 1.07	53.574 ± 0.94	53.705 ± 0.92	54.901 ± 1.62	0.138
Liver	3.206 ± 0.34	3.572 ± 0.215	3.454 ± 0 .29	3.466 ± 0.18	3.682 ± 0.22	0.752
Kidney	0.542 ± 0.03	0.497 ± 0.015	0.548 ± 0.03	0.530 ± 0.02	0.534 ± 0.03	0.665
Heart	0.367 ± 0.05	0 .276 ± 0.046	0.376 ± 0.06	0.363 ± 0.05	0.308 ± 0.04	0.547

T1, basal diet with no additives; T2, basal diet supplemented with citric acid (10 g/kg) and no whey; T3, T2 + whey powder (7.5 g/kg); T4, T2 + whey powder(15 g/kg); T5, T2 + whey powder (22.5 g/kg)