Table 5 Genetic (below diagonal) and phenotypic (above diagonal) correlations between traits used in the selection index model
Trait (abbreviation) | WWT | WWTm | NLB | SUR | SURm | EWT | BCS | Stay | CWT |
|---|---|---|---|---|---|---|---|---|---|
Weaning weight (WWT) | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.55 | 0.00 | 0.00 | 0.75 |
Weaning weight maternal (WWTm) | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Number of lambs born (NLB) | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Lamb survival (SUR) | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Survival maternal (SURm) | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.00 | 0.00 | 0.00 | 0.00 |
Ewe mature weight (EWT) | 0.55 | 0.00 | 0.00 | 0.00 | 0.00 | 1.00 | 0.50 | 0.20 | 0.75 |
Ewe body condition score (BCS) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.50 | 1.00 | 0.20 | 0.00 |
Stayability (Stay) | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.20 | 0.20 | 1.00 | 0.00 |
Carcass weight (CWT) | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.75 | 0.00 | 0.00 | 1.00 |