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Table 1 Total population, HIGH and LOW group mean values ± standard error for the traits used in the selection index

From: Muscle transcriptomic profiles in pigs with divergent phenotypes for fatness traits

  Weight in PC1 Population n = 350 HIGH group n = 35 LOW group n = 35
Carcass traits        
LW - Live weight (Kg) 0.218 122.08 ± 0.74 127.30 ± 1.94 111.94 ± 2.66
BFTiv - Backfat thickness (in vivo) (mm) 0.342 23.58 ± 0.26 27.26 ± 0.69 19.00 ± 0.64
BFT - Backfat thickness 3rd-4th ribs (mm) 0.200 38.31 ± 0.60 47.43 ± 1.84 32.49 ± 1.71
HFT - Ham fat thickness (mm) 0.328 25.71 ± 0.19 28.47 ± 0.41 20.94 ± 0.61
LEAN - Lean % -0.265 40.86 ± 0.24 38.26 ± 0.79 45.94 ± 0.71
Meat quality traits (gluteus medius)        
IMF - % Intramuscular fat 0.304 5.17 ± 0.10 7.46 ± 0.39 3.58 ± 0.15
SFA - % Saturated fatty acids 0.276 36.46 ± 0.10 38.55 ± 0.25 34.65 ± 0.21
PUFA - % Polyunsaturated fatty acids -0.315 20.62 ± 0.32 14.37 ± 0.52 27.35 ± 0.81
MUFA - % Monounsaturated fatty acids 0.275 42.92 ± 0.27 47.08 ± 0.45 38.00 ± 0.80
Serum lipid levels - 190 days        
CHOL - Total cholesterol (mg/dl) 0.335 125.15 ± 1.40 157.60 ± 5.02 104.03 ± 2.70
HDL - HDL-cholesterol (mg/dl) 0.285 51.66 ± 0.54 61.63 ± 1.27 43.26 ± 1.60
LDL - LDL-cholesterol (mg/dl) 0.266 63.12 ± 1.09 82.65 ± 4.70 50.58 ± 2.53
TG - Triacylglycerides (mg/dl) 0.101 51.37 ± 1.25 66.43 ± 4.46 47.66 ± 4.75
  1. The weight of each trait in the first principal component (PC1) is also indicated.
  2. PC1 - weight of each trait in the first principal component.