s | Requirements by Age: | ||
---|---|---|---|
Management Parameter | 0–6 wk | 7–17 wk | ≥ 18 wk |
Cages | |||
Floor area per bird | 25 sq in. | 45 sq in. | 60 sq in. |
Straight-trough feeder space per bird | ≥ 2 in. | ≥ 2.5 in. | ≥ 3 in. |
Waterers | |||
Number of birds per nipple | 15 | 10 | 8 |
Number of birds per cup | 25 | 15 | 12 |
Number of birds per fount | 100 | 50 | 25 |
Linear trough space per bird | 1 in. | 1 in. | 2 in. |
Litter and Slats | |||
Floor area (litter only or combined with slats) per bird | 0.5 sq ft | 1 sq ft | 1–1.5 sq ft |
Straight-trough feeder space per bird | 1 in. | 2 in. | 3.5 in. |
Number of feed pans (15 in. [38 cm] diameter) per 100 birds | |||
Full fed | 3 | 4 | 5 |
Restricted | N/A | 5 | N/A |
a Requirements for White Leghorns and brown-egg layers are different. |