Table 6.

Estimates of the (co)variance components and the genetic parameters for each trait using the best models by bivariate analysis.

Trait 1	Trait 2	r p	r d	r c	r m	r e
BWT	WWT	0.062 ± 0.01	0.012 ± 0.15	0.252 ± 0.11	0.388 ± 0.28	0.055 ± 0.01
BWT	ADG	−0.098 ± 0.01	−0.002 ± 0.14	0.045 ± 0.12	0.406 ± 0.25	−0.123 ± 0.01
BWT	KR	−0.294 ± 0.01	−0.026 ± 0.14	−0.289 ± 0.09	0.270 ± 0.30	−0.366 ± 0.01
WWT	ADG	0.927 ± 0.00	0.614 ± 0.06	0.900 ± 0.03	0.577 ± 0.11	0.957 ± 0.00
WWT	KR	0.589 ± 0.01	−0.001 ± 0.10	0.308 ± 0.17	−0.182 ± 0.14	0.739 ± 0.02
ADG	KR	0.836 ± 0.00	0.772 ± 0.04	0.682 ± 0.10	0.703 ± 0.07	0.888 ± 0.01

BWT, birth weight; ADG, pre-weaning daily gain from birth to weaning; WWT, weaning weight; KR, pre-weaning Kleiber ratio (ADG/WWT^0.75).