Table 6 Posterior mean (standard deviation) of additive genetic variance (σ2a), litter variance (σ2l), and residual variance (σ2e), heritability (h2) and litter variance in proportion to the phenotypic variance (l2) for the eicosadienoic acid (C20:2) to linoleic acid (C18:2) ratio (C20:2/C18:2) and the arachidonic acid (C20:4) to C18:2 ratio (C20:4/C18:2), and their genetic, litter and residual correlations with body weight (BW), backfat thickness (BT) and intramuscular fat content (IMF)
Items | Trait (×100) | |
|---|---|---|
C20:2/C18:2 | C20:4/C18:2 | |
σ2a | 0.18 (0.03) | 5.83 (1.48) |
σ2l | 0.02 (0.01) | 1.72 (0.50) |
σ2e | 0.25 (0.02) | 4.14 (0.84) |
h2 | 0.40 (0.06) | 0.50 (0.11) |
l2 | 0.05 (0.02) | 0.15 (0.04) |
Genetic correlation | ||
BW | 0.24 (0.12) | −0.09 (0.14) |
BT | 0.36 (0.10) | −0.10 (0.12) |
IMF | 0.76 (0.07) | −0.59 (0.12) |
Litter correlation | ||
BW | −0.38 (0.24) | 0.18 (0.19) |
BT | −0.04 (0.28) | −0.19 (0.20) |
IMF | 0.64 (0.19) | −0.52 (0.19) |
Residual correlation | ||
BW | −0.03 (0.06) | −0.10 (0.09) |
BT | 0.01 (0.06) | −0.16 (0.09) |
IMF | 0.27 (0.08) | −0.43 (0.10) |