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Table 2 Additive genetic and genomic variances for production and fitness traits estimated in models 1, 2, 3 and 4

From: Partitioning additive genetic variance into genomic and remaining polygenic components for complex traits in dairy cattle

  Model 1 Model 2 Model 3 Model 4
Trait σ ^ a 2 V R a 1 ) σ ^ g 2 V R g 1 ) σ ^ g 2 σ ^ a , 2 V R a + g 1 ) σ ^ a 2
Milk 138.24 0.92 134.18 0.88 119.49 20.87 0.93 115.3
Fat 113.10 0.91 109.33 0.87 93.61 22.36 0.94 90.5
Protein 143.16 0.97 132.99 0.88 106.67 34.26 0.96 103.0
Fertility 151.74 0.78 142.42 0.74 110.38 40.10 0.78 106.5
Health 141.57 0.65 136.70 0.63 101.84 42.60 0.66 98.4
Mastitis 99.19 0.82 97.30 0.79 81.77 23.67 0.85 79.0
  1. 1) Ratio of genetic variance in model over total variance.