Skip to main content

Advertisement

Table 5 Genetic (above the diagonal) and phenotypic (below the diagonal) correlations between cow traits using a two-trait model

From: Variance components and correlations of female fertility traits in Chinese Holstein population

Traita ICF DO IFLc CRc AISc NRR56c
ICF   0.77 0.48 −0.43 0.35 0.40
  (0.03) (0.07) (0.09) (0.07) (0.11)
DO 0.33   0.98 −0.87 0.82 −0.01
(2.67 E-03)   (1.57 E-03) (0.04) (0.03) (0.13)
IFLc 2.06 E-03 0.97   −0.90 0.90 −0.15
(3.00 E-03) (2.33E-04)   (0.04) (0.02) (0.14)
CRc 0.01 −0.55 −0.58   −0.95 0.31
(2.93 E-03) (2.00 E-03) (1.88 E-03)   (0.03) (0.14)
AISc 1.61 E-03 0.81 0.85 −0.63   −0.51
(3.00 E-03) (1.01 E-03) (7.92 E-04) (1.70 E-03)   (0.11)
NRR56c 0.03 −0.18 −0.21 0.59 −0.42  
(2.91 E-03) (2.76 E-03) (2.71 E-03) (1.83 E-03) (2.35 E-03)  
  1. a ICF interval from calving to first insemination, DO days open, IFLc interval from first to last insemination in cows, CRc conception rate at first insemination in cows, AISc number of inseminations per conception in cows, NRR56c non-return rate at 56 days after first insemination in cows