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Table 2 Least square means and standard errors for growth traits measured in the MSU pig resource population and the Duroc pig population

From: Association of Insulin-like growth factor binding protein 2 genotypes with growth, carcass and meat quality traits in pigs

Traits Number Genotypes
AA AB BB
MSU resource population
Birth weight, kg 408 1.50 ± 0.10 1.56 ± 0.04 1.57 ± 0.04
Weaning weight, kg 408 5.31 ± 0.31 5.59 ± 0.16 5.51 ± 0.16
Body weight 6 wk, kg 408 10.83 ± 0.70 11.50 ± 0.48 11.31 ± 0.48
Body weight 10 wk, kg 408 24.59 ± 1.40 25.89 ± 1.05 25.61 ± 1.05
Body weight 13 wk, kg 408 39.88 ± 1.69 41.31 ± 1.10 40.56 ± 1.10
Body weight 16 wk, kg 408 61.27 ± 2.04 61.83 ± 1.10 61.10 ± 1.09
Body weight 19 wk, kg 408 80.46 ± 2.43 80.96 ± 1.42 79.97 ± 1.42
Body weight 22 wk, kg 408 101.95 ± 2.76 100.51 ± 1.24 99.96 ± 1.22
BF10 10 wk, mm 408 7.61 ± 0.44ab 8.04 ± 0.19a 7.66 ± 0.19b
BF10 13 wk, mm 408 9.15 ± 0.72ab 10.00 ± 0.47a 9.45 ± 0.47b
BF10 16 wk, mm 408 12.21 ± 0.90ab 12.85 ± 0.52a 12.24 ± 0.52b
BF10 19 wk, mm 408 16.23 ± 1.27ab 16.63 ± 0.74a 15.62 ± 0.73b
BF10 22 wk, mm 408 20.50 ± 1.53 20.18 ± 0.80 19.57 ± 0.79
LMA 10 wk, cm2 408 10.08 ± 0.72 11.04 ± 0.53 10.99 ± 0.53
LMA 13 wk, cm2 408 15.67 ± 0.90 16.40 ± 0.60 16.22 ± 0.60
LMA 16 wk, cm2 408 23.34 ± 0.99 24.01 ± 0.53 24.17 ± 0.52
LMA 19 wk, cm2 408 29.60 ± 1.16 30.92 ± 0.55 30.86 ± 0.54
LMA 22 wk, cm2 408 35.26 ± 1.25 36.60 ± 0.60 36.89 ± 0.59
LRF 10 wk, mm 408 6.14 ± 0.29ab 6.19 ± 0.12a 5.94 ± 0.12b
LRF 13 wk, mm 408 7.15 ± 0.38ab 7.28 ± 0.16a 6.88 ± 0.16b
LRF 16 wk, mm 408 9.54 ± 0.59ab 9.67 ± 0.27a 9.06 ± 0.27b
LRF 19 wk, mm 408 12.41 ± 0.89ab 12.16 ± 0.49a 11.32 ± 0.48b
LRF 22 wk, mm 408 14.36 ± 1.07 14.79 ± 0.50 14.22 ± 0.50
ADG 10 to 22 wk, g/day 408 939.37 ± 26.38a 891.86 ± 13.22b 888.92 ± 13.13b
Days to 105 kg, day 408 148.95 ± 3.56a 155.41 ± 2.14b 157.63 ± 2.01c
Duroc pig population
BF10, mm 277 13.89 ± 0.47 13.47 ± 0.25 13.53 ± 0.27
LMA, cm2 277 47.04 ± 0.75ab 47.75 ± 0.40a 46.40 ± 0.43b
Days to 105 kg, day 277 165.57 ± 2.20 167.02 ± 1.14 165.84 ± 1.23
  1. a, b,c Least square means within the same row with different superscripts differ (P < 0.05)