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. 2023 Jun 2;55:35. doi: 10.1186/s12711-023-00812-3

Table 9.

Genetic (above the diagonal) and phenotypic correlations (below the diagonal) between protein efficiency and meat quality traits

PE L* a* b* LMA IMF ShF DL CL BT
PE 0.06 ± 0.20 − 0.27 ± 0.17 − 0.31 ± 0.18 0.72 ± 0.16 − 0.39 ± 0.15 0.003 ± 0.20 0.22 ± 0,19 0.59 ± 0.15 − 0.37 ± 0.16
L* 0.03 ± 0.05 − 0.16 ± 0.19 0.27 ± 0.19 0.36 ± 0.24 0.24 ± 0.18 − 0.57 ± 0.14 0.17 ± 0.22 0.19 ± 0.21 0.05 ± 0.20
a* − 0.11 ± 0.06 0.15 ± 0.06 0.84 ± 0.06 − 0.33 ± 0.21 0.42 ± 0.14 − 0.39 ± 0.17 − 0.12 ± 0.19 − 0.50 ± 0.16 − 0.25 ± 0.18
b* − 0.12 ± 0.05 0.54 ± 0.04 0.76 ± 0.02 − 0.28 ± 0.23 0.58 ± 0.13 − 0.61 ± 0.14 − 0.12 ± 0.20 − 0.43 ± 0,18 − 0.09 ± 0.19
LMA 0.22 ± 0.06 0.05 ± 0.06 − 0.19 ± 0.06 − 0.12 ± 0.06 − 0.04 ± 0.21 − 0.09 ± 0.25 0.51 ± 0.20 0.93 ± 0.10 0.14 ± 0.23
IMF − 0.18 ± 0.06 0.26 ± 0.0 0.25 ± 0.06 0.35 ± 0.05 − 0.14 ± 0.06 − 0.18 ± 0.18 − 0.32 ± 0.17 − 0.20 ± 0.18 0.14 ± 0.17
ShF 0.01 ± 0.05 − 0.59 ± 0.03 − 0.34 ± 0.05 − 0.51 ± 0.04 0.03 ± 0.06 − 0.18 ± 0.05 − 0.09 ± 0.22 0.08 ± 0.21 0.11 ± 0.20
DL 0.14 ± 0.05 0.03 ± 0.05 − 0.02 ± 0.05 − 0.04 ± 0.05 0.24 ± 0.06 − 0.17 ± 0.06 0.01 ± 0.05 0.39 ± 0.18 − 0.11 ± 0.20
CL 0.17 ± 0.05 − 0.07 ± 0.05 − 0.20 ± 0.05 − 0.17 ± 0.05 0.43 ± 0.05 − 0.17 ± 0.05 0.20 ± 0.05 0.39 ± 0.04 0.23 ± 0.19
BT − 0.18 ± 0.05 0.07 ± 0.05 0.03 ± 0.06 0.08 ± 0.05 0.06 ± 0.06 0.12 ± 0.06 − 0.10 ± 0.05 − 0.01 ± 0.05 − 0.04 ± 0.05

PE protein efficiency, L* meat lightness, a* meat redness, b* meat yellowness, LMA loin muscle area, IMF intramuscular fat, ShF shear force, DL drip loss, CL cooking loss, BT backfat thickness