From: Using mid-infrared spectroscopy to increase GWAS power to detect QTL associated with blood urea nitrogen
Breed
BUN
MBUN
N
Mean
SD
Holstein
1569
5.6
2.1
12,660
4.9
1.9
Jersey
59
4.2
1.3
1857
5.8
1.6
Australian Red
2
5.3
0.5
95
6.9
2.2
Ayrshire
0
–
12
6.3
Crossbred
468
5.2
2.6
3496
4.8
All
2098
5.5
18,120
5.0