Table 3.
Effects of bunk space allotment on performance of limit-fed growing calves during a 58-d receiving period
| Item, | Treatment, cm | P-value2 | ||||||
|---|---|---|---|---|---|---|---|---|
| 25 | 38 | 51 | 64 | SEM1 | Lin | Quad | Cubic | |
| No. of pens | 7 | 7 | 7 | 7 | ||||
| No of animals | 96 | 97 | 95 | 97 | ||||
| Body weight, kg | ||||||||
| Day 0 | 214 | 216 | 215 | 216 | 3.5 | 0.76 | 0.93 | 0.67 |
| Day 29 | 238 | 241 | 243 | 243 | 3.8 | 0.16 | 0.50 | 0.92 |
| Day 58 | 257 | 260 | 263 | 260 | 3.6 | 0.38 | 0.29 | 0.58 |
| ADG, kg/d | ||||||||
| 0–29 | 0.81 | 0.88 | 0.98 | 0.94 | 0.067 | 0.03 | 0.23 | 0.38 |
| 29–58 | 0.65 | 0.64 | 0.70 | 0.59 | 0.047 | 0.40 | 0.15 | 0.10 |
| 0–58 | 0.73 | 0.76 | 0.84 | 0.76 | 0.045 | 0.22 | 0.10 | 0.12 |
| DMI, kg/d | ||||||||
| 0–29 | 4.10 | 4.10 | 4.11 | 4.10 | 0.013 | 0.48 | 0.12 | 0.27 |
| 29–58 | 4.76 | 4.76 | 4.80 | 4.75 | 0.037 | 0.89 | 0.44 | 0.30 |
| 0–58 | 4.42 | 4.41 | 4.46 | 4.42 | 0.025 | 0.56 | 0.50 | 0.12 |
| G:F, kg/kg | ||||||||
| 0–29 | 0.09 | 0.10 | 0.11 | 0.10 | 0.022 | 0.14 | 0.36 | 0.68 |
| 29–58 | 0.06 | 0.06 | 0.07 | 0.06 | 0.007 | 0.52 | 0.46 | 0.25 |
| 0–58 | 0.07 | 0.08 | 0.09 | 0.08 | 0.005 | 0.13 | 0.32 | 0.16 |
| Bunk Score | ||||||||
| 1000 h | 1.64 | 1.72 | 2.03 | 1.83 | 0.451 | 0.06 | 0.20 | 0.13 |
| 1300 h | 1.02 | 1.01 | 1.02 | 1.01 | 0.056 | 0.80 | 0.75 | 0.21 |
Mixed-model standard error of the mean (SEM) associated with comparison of treatment main-effect means.
P-value associated with linear, quadratic, or cubic effects of bunk allotment.