Table 4. Laying performance of open house of animal welfare approved farms of laying hens

Farms Feed supply (g/day) Supply number Laying performance Floor eggs (%)
First egg day (d) Percent peak (%) Hen-day (%) Hen-housed eggs (70 wk)
A 110~120 2 120 96 85 315
B 110~120 2 130 90 70 252 15
C 120~130 2 110 90 73 276 30~40
D 120~130 2 110 88 65 247
E 120~130 2 130 92 75 270 20~40
F 150 3 120 93 63 231 10~20
G 150 2 125 88 63 228
H 170 2 125 92 73 265 0~1
I 170 6 125 93 73 265 20~25
J 170 2 125 93 80 292 7~8
K 110~120 2 130 90 76 274
L 120~130 2 120 97 92 340
Means 123 91.8 74.0 271