Table 3.

Heritabilities for BWT, 200dg (200 d-weight gain), and 365dg (365 d-weight gain) with corresponding SE in different nHS-classes (diagonal), and genetic correlations with corresponding SE between same traits across nHS-classes (above the diagonal)

Trait1 Rec. period3	nHS-class2	0	1	2	3
BWT, kg	0	0.42 (0.04)	0.86 (0.11)	0.70 (0.12)
(7 d a.p.4)	1		0.51 (0.10)	0.80 (0.14)
	2			0.59 (0.10)
200dg, kg	0	0.43 (0.07)	0.38 (0.19)	0.13 (0.21)	0.27 (0.22)
(56 d a.p.)	1		0.34 (0.10)	0.43 (0.24)	-0.06 (0.25)
	2			0.48 (0.12)	0.74 (0.19)
	3				0.57 (0.12)
365dg, kg	0	0.43 (0.07)	0.53 (0.17)	0.39 (0.22)	0.42 (0.24)
(56 d a.p.)	1		0.52 (0.12)	0.77 (0.18)	0.49 (0.26)
	2			0.47 (0.13)	1.00 (0.16)
	3				0.63 (0.18)
200dg, kg	0	0.42 (0.12)	0.18 (0.20)	0.11 (0.20)	-0.17 (0.20)
(56 d p.p.5)	1		0.45 (0.12)	0.67 (0.22)	0.13 (0.24)
	2			0.56 (0.13)	0.58 (0.18)
	3				0.61 (0.12)
365dg, kg	0	0.48 (0.08)	0.78 (0.20)	0.06 (0.23)	0.43 (0.22)
(56 d p.p.)	1		0.47 (0.13)	0.64 (0.26)	0.46 (0.25)
	2			0.48 (0.16)	0.23 (0.27)
	3				0.51 (0.10)

¹Traits: BWT, birth weight; 200dg, 200 d-weight gain; 365dg, 365 d-weight gain.

²nHS-class, class for number of HS days (7 d-period: class 0: 0 d; class 1: 1 to 3 d; class 2: 4 to 7 d; 56 d-period: class 0: 0 d; class 1: 1 to 10 d; class 2: 11 to 30 d; class 3: 31 to 56 d).

³Rec. period, recording period (7 d, 7 d period; 56 d, 56 d period).

⁴a.p., ante partum/prenatal.

⁵p.p., postpartum/postnatal.