Table 2.
Comparison of feed utility between male and female Korean native commercial chickens

Feed utility	Sex	2 weeks	4 weeks	6 weeks	8 weeks	10 weeks	12 weeks
Average daily feed intake (g/chick)	Male	32.59±1.68^a	44.32±4.56^a	86.10±8.89^a	97.68±9.43^a	142.77±9.44^a	158.09±16.92^a
	Female	32.12±1.75^b	39.46±1.56^b	77.41±6.91^b	92.52±7.55^b	117.74±6.27^b	135.30±8.79^b
	P-value	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001	<0.0001
Cumulative feed conversion ratio (g/g)	Male	1.97±0.11^b	1.81±1.14	2.00±0.10^b	2.22±0.10^b	2.45±0.10^b	2.76±0.09^b
	Female	2.05±0.07^a	1.82±0.07	2.10±0.04^a	2.32±0.08^a	2.61±0.06^a	2.97±0.06^a
	P-value	0.0316	0.7909	0.0058	0.0051	<0.0001	<0.0001

Values are mean±standard deviation.
The different letters of superscript within the column significantly differ (P<0.01).