Table 2

Heritability estimates (on the diagonal) and genetic correlations (above the diagonal) for body weight, body composition and meat quality traits in the whole population
BW3 BW6 BW9 BW12 BMY AFP LEGP pH15 pHu L* a* b* DL SF IMF
BW3 0.31 ± 0.09 0.80 ± 0.08* 0.7 ± 0.10 0.50 ± 0.15 0.16 ± 0.20 0.45 ± 0.17 0.16 ± 0.19 0.10 ± 0.21 -0.03 ± 0.18 0.13 ± 0.19 -0.41 ± 0.18 -0.18 ± 0.21 -0.07 ± 0.21 0.15 ± 0.22 0.33 ± 0.24
BW6 0.31 ± 0.07 0.94 ± 0.03 0.80 ± 0.08 0.28 ± 0.19 0.46 ± 0.16 0.08 ± 0.19 -0.10 ± 0.21 -0.04 ± 0.18 0.04 ± 0.19 -0.27 ± 0.19 -0.32 ± 0.21 -0.01 ± 0.21 0.03 ± 0.23 0.29 ± 0.25
BW9 0.45 ± 0.08 0.93 ± 0.03 0.30 ± 0.17 0.45 ± 0.14 0.16 ± 0.18 -0.06 ± 0.19 -0.12 ± 0.17 0.15 ± 0.17 -0.42 ± 0.16 -0.28 ± 0.19 0.03 ± 0.20 0.08 ± 0.21 0.35 ± 0.23
BW12 0.46 ± 0.09 0.22 ± 0.17 0.38 ± 0.15 0.20 ± 0.17 -0.11 ± 0.18 -0.26 ± 0.15 0.24 ± 0.16 -0.42 ± 0.16 -0.20 ±  0.18 0.01 ± 0.19 0.18 ± 0.20 0.34 ± 0.22
BMY 0.46 ± 0.12 -0.42 ± 0.14 0.17 ± 0.17 -0.41 ± 0.18 0.13 ± 0.17 -0.19 ± 0.17 0.12 ± 0.18 0.06 ± 0.19 0.20 ± 0.19 -0.08 ± 0.21 -0.29 ± 0.23
AFP 0.53 ± 0.14 -0.24 ± 0.16 0.33 ± 0.17 0.15 ± 0.16 0.02 ± 0.17 -0.46 ± 0.15 -0.43 ± 0.16 -0.21 ± 0.19 -0.12 ± 0.20 0.32 ± 0.21
LEGP 0.43 ± 0.08 -0.08 ± 0.19 -0.18 ± 0.17 0.13 ± 0.17 -0.13 ± 0.18 -0.14 ± 0.19 0.04 ± 0.19 0.62 ± 0.16 0.25 ± 0.23
pH15 0.34 ± 0.08 -0.09 ± 0.18 0.16 ± 0.17 -0.51 ± 0.14 0.04 ± 0.20 -0.24 ± 0.19 -0.44 ± 0.17 -0.13 ± 0.24
pHu 0.48 ± 0.08 -0.83 ± 0.07 0.15 ± 0.17 -0.53 ± 0.14 -0.68 ± 0.12 -0.26 ± 0.18 -0.03 ± 0.21
L* 0.44 ± 0.10 -0.28 ± 0.16 0.51  ± 0.14 0.64 ± 0.13 0.34 ± 0.19 0.42 ± 0.20
a* 0.39 ± 0.10 0.05 ± 0.19 0.03 ± 0.19 0.22 ± 0.19 -0.20 ± 0.24
b* 0.30 ± 0.11 0.47 ± 0.18 0.02 ± 0.22 -0.33 ± 0.24
DL 0.30 ± 0.12 0.10 ± 0.22 -0.04 ± 0.25
SF 0.22 ± 0.08 0.57 ± 0.21
IMF 0.18 ± 0.07

BW3 = Body weight at 3 weeks; BW6 = Body weight at 6 weeks; BW9 = Body weight at 9 weeks; BW12 = Body weight at 12 weeks.

BMY = Breast meat yield; AFP = Abdominal fat percentage; LEGP = Leg percentage; pH15 = pH at 15 min post-mortem; pHu = ultimate pH.

L* = lightness; a* = redness; b* = yellowness; DL = drip loss; SF = shear force; IMF = Intramuscular fat content. * Significant genetic correlations are in bold.

Chabault et al.

Chabault et al. BMC Genetics 2012 13:90   doi:10.1186/1471-2156-13-90

Open Data