Table 8.

Genetic (above the diagonal) and phenotypic correlations (below the diagonal) between protein efficiency and performance traits

	PE	PhE	ADG	FCR	ADFI
PE		0.61 ± 0.16	− 0.19 ± 0.19	− 0.55 ± 0.14	− 0.53 ± 0.14
PhE	0.53 ± 0.03		− 0.21 ± 0.25	− 0.15 ± 0.24	− 0.25 ± 0.21
ADG	0.05 ± 0.04	− 0.003 ± 0.04		− 0.12 ± 0.21	0.74 ± 0.10
FCR	− 0.50 ± 0.03	− 0.31 ± 0.03	− 0.38 ± 0.03		0.57 ± 0.14
ADFI	− 0.36 ± 0.03	− 0.27 ± 0.04	0.59 ± 0.03	0.50 ± 0.03

PE protein efficiency, PhE phosphorus efficiency, ADG average daily gain, FCR feed conversion ratio, ADFI average daily feed intake