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. 2021 Dec 20;6(1):txab230. doi: 10.1093/tas/txab230

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