Table 1.
Mean, SD, and range of EBV and reliabilities for cow residual feed intake (RFI), heifer RFI, lifetime RFI, and Feed Saved (FS) in 3,413 Australian Holstein bulls
| Item | Cow RFI (kg×10/d) | Heifer RFI (kg×10/d) | Lifetime RFI (kg/yr) | Feed_BW_kg1 (kg/yr) | FS (kg/yr) | BW (kg/yr) |
|---|---|---|---|---|---|---|
| EBV | ||||||
| Mean | 1 | 0.23 | 23.2 | 8.7 | −14.4 | 99.4 |
| SD | 2.88 | 0.89 | 65.6 | 46.8 | 79.2 | 3.5 |
| Maximum | 11.7 | 3.1 | 262.9 | 195.7 | 250.1 | 113.9 |
| Minimum | −6.86 | −2.38 | −154.4 | −141.7 | −268.3 | 85.6 |
| Reliability | ||||||
| Mean | 0.22 | 0.12 | 0.20 | 0.47 | 0.71 | |
| SD | 0.038 | 0.035 | 0.036 | 0.039 | 0.062 | |
| Maximum | 0.45 | 0.29 | 0.39 | 0.69 | 0.99 | |
| Minimum | 0.07 | 0.01 | 0.06 | 0.28 | 0.45 |
1
Feed_BW_kg = feed required for maintenance.