From: Selecting sequence variants to improve genomic predictions for dairy cattle
Trait | Reliability for PA (%) | Gain for HD SNPs only | Gain for HD SNPs + 481,904 candidate SNPsa | Gain for HD SNPs + 481,904 candidate SNPs + indels | Gain for 60 k SNPs only | Gain for 60 k SNPs + 16,648 candidate SNPsb,c |
---|---|---|---|---|---|---|
Milk | 37.9 | 34.1 | 33.9 (−0.2) | 33.9 | 34.3 | 35.7 (1.4) |
Fat | 37.9 | 33.7 | 34.0 (0.3) | 33.4 | 34.3 | 35.1 (0.8) |
Protein | 37.9 | 27.9 | 27.0 (−0.9) | 26.7 | 27.5 | 28.2 (0.7) |
Fat percentage | 37.9 | 49.2 | 52.7 (3.5) | 52.4 | 52.9 | 54.8 (1.9) |
Protein percentage | 37.9 | 42.1 | 41.6 (0.5) | 43.0 | 41.6 | 44.3 (2.7) |
Productive life | 32.0 | 36.1 | 35.8 (−0.3) | 36.4 | 35.6 | 38.2 (2.6) |
Somatic cell score | 34.7 | 35.9 | 36.1 (0.2) | 37.1 | 35.1 | 37.0 (1.9) |
Daughter pregnancy rate | 31.5 | 30.8 | 30.0 (−0.8) | 31.2 | 29.0 | 33.0 (4.0) |
Cow conception rate | 29.8 | 28.7 | 28.1 (−0.6) | 28.8 | 28.9 | 31.8 (2.9) |
Heifer conception rate | 30.0 | 19.0 | 20.3 (1.3) | 19.7 | 20.5 | 21.5 (1.0) |
Sire calving ease | 29.9 | 27.8 | 27.7 (−0.1) | 25.2 | 24.5 | 28.5 (4.0) |
Daughter calving ease | 25.3 | 32.5 | 30.8 (−1.7) | 29.9 | 31.5 | 31.4 (−0.1) |
Sire stillbirth | 29.0 | 7.6 | 7.3 (−0.3) | 7.1 | 7.6 | 7.8 (0.2) |
Daughter stillbirth | 23.8 | 37.4 | 37.0 (−0.4) | 35.8 | 35.4 | 38.0 (2.6) |
Final score | 36.2 | 24.7 | 25.5 (0.8) | 25.8 | 24.6 | 27.8 (3.2) |
Stature | 38.2 | 30.4 | 32.4 (2.0) | 32.8 | 30.3 | 34.7 (4.3) |
Strength | 37.4 | 29.9 | 31.8 (1.9) | 31.8 | 29.9 | 34.5 (4.6) |
Dairy form | 37.4 | 33.8 | 35.3 (1.5) | 35.8 | 35.0 | 38.2 (3.2) |
Foot angle | 36.7 | 17.3 | 17.6 (0.3) | 18.2 | 17.2 | 19.6 (2.4) |
Rear legs (side view) | 37.3 | 21.9 | 22.7 (0.8) | 22.0 | 22.1 | 24.1 (2.0) |
Body depth | 37.6 | 31.0 | 33.1 (2.1) | 33.7 | 31.2 | 36.0 (4.8) |
Rump angle | 37.8 | 32.7 | 34.0 (1.3) | 33.5 | 32.9 | 36.1 (3.2) |
Rump width | 37.1 | 29.2 | 30.4 (1.2) | 30.2 | 29.1 | 32.5 (3.4) |
Fore udder attachment | 37.5 | 35.1 | 36.4 (1.3) | 36.1 | 35.0 | 39.0 (4.0) |
Rear udder height | 37.3 | 24.7 | 25.7 (1.0) | 25.8 | 24.1 | 27.3 (3.2) |
Udder depth | 38.0 | 40.2 | 42.6 (2.4) | 42.8 | 40.6 | 44.6 (4.0) |
Udder cleft | 37.1 | 23.7 | 24.5 (0.8) | 24.0 | 23.6 | 25.5 (1.9) |
Front teat placement | 37.6 | 32.6 | 33.4 (0.8) | 32.3 | 30.9 | 35.0 (4.1) |
Teat length | 37.7 | 29.0 | 30.3 (1.3) | 29.9 | 28.0 | 32.7 (4.7) |
Rear legs (rear view) | 36.0 | 20.7 | 20.3 (−0.4) | 20.1 | 20.4 | 22.8 (2.4) |
Feet and leg score | 36.4 | 16.9 | 16.5 (−0.4) | 16.6 | 15.9 | 18.3 (2.4) |
Rear teat placement | 37.4 | 33.1 | 33.6 (0.5) | 32.1 | 32.9 | 35.2 (2.3) |
Net merit | 34.4 | 23.8 | 24.3 (0.5) | 24.4 | 23.4 | 24.7 (1.3) |
Average | 35.2 | 28.8 | 29.4 (0.6) | 29.2 | 29.5 | 32.2 (2.7) |