Parameter

Choice feeding

Commercial feed

Scavenging

Growth rate, g/day

14.0± 1.7

12.9± 5.2

9.14± 2.63

Point-of-lay, days

143± 10

133±

197± 19.0

Weight at point-of-lay, g

1,510± 64.6

1,600±

1,227± 170.0

Mortality, %

8.0

7.7

40.0

Egg production, %
(20 weeks)

27.0

33.0

23.0

Egg production, g/bird/day
(40 weeks)

13.0± 0.09

15.0± 0.1

11.3± 0.06

Egg weight, g

48.2± 0.03

46.05± 0.04

48.0± 0.03