Table 3.
Pearson correlations among dam and progeny performance and efficiency traits, and CVDS beef cow model outputs for parity 3
| Trait | oMEL | oDMEI | oDEFF | oPFMEI | PWW | PSLW | WR | pMEL | pDMEI | pDEFF |
|---|---|---|---|---|---|---|---|---|---|---|
| MCWT | 0.52∗ | 0.65∗ | 0.57∗ | −0.37∗ | 0.44∗ | 0.06 | −0.53∗ | 0.38∗ | 0.66∗ | 0.47∗ |
| oMEL | 0.77∗ | 0.55∗ | −0.52∗ | 0.68∗ | 0.19∗ | 0.18∗ | 0.59∗ | 0.69∗ | 0.25∗ | |
| oDMEI | 0.85∗ | −0.39 | 0.66∗ | 0.15∗ | −0.04 | 0.57∗ | 0.91∗ | 0.58∗ | ||
| oDEFF | −0.48∗ | 0.18∗ | 0.07 | −0.39∗ | 0.14 | 0.70∗ | 0.80∗ | |||
| oPFMEI | −0.03 | 0.16∗ | 0.33∗ | −0.09 | −0.26∗ | −0.33∗ | ||||
| PWW | 0.17∗ | 0.49∗ | 0.89∗ | 0.72∗ | −0.05 | |||||
| PSLW | 0.10 | −0.28∗ | 0.13 | −0.01 | ||||||
| WR | 0.44∗ | 0.04 | −0.47∗ | |||||||
| pMEL | 0.64∗ | −0.04 | ||||||||
| pDMEI | 0.65∗ |
oMEL, observed milk metabolizable energy (ME) yield; oDMEI, observed dam ME intake; oDEFF, observed biological efficiency (Mcal ME/ kg WW); oPFMEI, observed progeny preweaning feed ME intake; PWW, observed progeny weaning weight; PSLW, progeny slaughter weight; WR, ratio of observed progeny weaning weight to dam weight at weaning; pMEL, model predicted ME required for lactation; pDMEI, model predicted total ME required; pDEFF, model predicted biological efficiency
P ≤ 0.05