Table 3.
Hen-housed egg production (HHEP), feed intake, egg weight, egg mass, feed conversion ratio1 (FCR) from hens fed diets containing 1,681, 8,348, 18,348, 35,014, and 68,348 IU of D3/kg of diet during first cycle laying phase.
| Dietary cholecalciferol | HHEP | Feed Intake | Egg mass | FCR1 |
|---|---|---|---|---|
| IU of D3/kg | (%) | (g/h/d) | (g/h/d) | (g/g) |
| 1,681 (control) | 83.5b | 93.1b | 51.2a,b | 1.865b |
| 8,348 | 83.8a,b | 93.5a,b | 51.0a,b | 1.878a,b |
| 18,348 | 83.8a,b | 93.8a | 51.0a,b | 1.888a,b |
| 35,014 | 85.2a | 93.6a,b | 51.8a | 1.850b |
| 68,348 | 81.9c | 93.7a,b | 50.4b | 1.918a |
| Pooled SEM | 0.37 | 0.19 | 0.24 | 0.010 |
| P-Value | ||||
| Treatment (ANOVA) | ≤0.01 | ≤0.05 | ≤0.01 | ≤0.01 |
| Time | ≤0.01 | ≤0.01 | ≤0.01 | ≤0.01 |
| Treatment ×Time | 0.14 | ≤0.05 | 0.18 | ≤0.01 |
1
Gram of feed / gram of egg.
a–c
Least square means without a common superscript differ in post hoc analysis (P ≤ 0.05).