Table 2.
Comparison between separate-sex and straight-run rearing for the Korean native male chickens on body weight (BW) and BW coefficient of variation (CV)

Age (weeks) Body weight (g) Coefficient of variation (%)
Separate-sex Straight-run Separate-sex Straight-run
Day-old 42.7±3.0b 43.4±3.0a 6.8±1.2 6.0±1.4
2 248.6±33.0a 238.7±27.9b 12.5±4.1a 10.1±3.3b
4 703.7±87.0a 686±73.4b 10.8±5.3 8.9±3.3
6 1,296.7±163.2 1,268±172.3 11.6±3.8 10.2±6.7
8 1,856.3±238.5 1,847.2±214.9 11.4±3.4 8.9±4.6
10 2,425.6±351.1a 2,353.2±302.8b 12.8±4.6 10±4.9
12 2,892.7±429.6 2,826.9±366.8 13.7±4.0a 10.5±4.8b