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Table 3 Heritability estimates for purebred (\( {h}_{PB}^2 \)) and crossbred (\( {h}_{CB}^2 \)) performance, and genetic correlation between performance in purebred and crossbred (rPC)

From: Effects of alleles in crossbred pigs estimated for genomic prediction depend on their breed-of-origin

Trait

Breed

\( {h}_{PB}^2 \)

\( {h}_{CB}^2 \)

r PC

BF

S

0.31 (0.02)

0.41 (0.04)

0.80 (0.07)

LR

0.33 (0.03)

 

0.71 (0.10)

LW

0.34 (0.03)

 

0.89 (0.09)

ADG

S

0.09 (0.02)

0.29 (0.04)

0.69 (0.12)

LR

0.22 (0.02)

 

0.60 (0.16)

LW

0.20 (0.02)

 

0.68 (0.13)

RFI

S

0.15 (0.03)

0.40 (0.05)

0.37 (0.14)

LR

–

 

–

LW

0.61 (0.05)

 

0.60 (0.18)

  1. BF = back fat thickness, ADG = average daily gain, and, RFI = residual feed intake