Table 3.

Association analysis of PCSK1 SNP c.*900G > A on fatness and growth traits in the Arbor Acres commercial broiler population and Northeast Agricultural University broiler lines divergently selected for abdominal fat content (NEAUHLF) population (P-value)

	P-value
Trait1	Arbor Acres commercial broiler population2	NEAUHLF population3
BW1	0.0388*	0.0363*
BW3	0.8207	0.4319
BW5	0.0096**	0.1932
BW7	<0.0001**	0.1533
CW	<0.0001**	0.7977
MeL	<0.0001**	0.0118*
MeC	<0.0001**	0.0115*
KeL	0.0472*	0.1319
ChiW	<0.0001**	0.4669
AFW	<0.0001**	<0.0001**
AFP	<0.0001**	<0.0001**

¹BW₁, BW₃, BW₅, and BW₇ = BW at 1, 3, 5, and 7 wk of age, respectively; CW = carcass weight; MeL = metatarsus length; MeC = metatarsal circumference; KeL = keel length; ChiW = chest width; AFW = abdominal fat weight; AFP = abdominal fat percentage.

²This population included 370 birds (170 male birds and 200 female birds).

³This population included 2,743 male birds.

^* P < 0.05; **P < 0.01.