Growth and carcass characteristics of three Ethiopian indigenous goats fed concentrate at different supplementation levels

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Table 2 Least square means for feed intakes, digestibility, and conversion efficiency of three Ethiopian goat types

Variables	Genotype (G)			Concentrate level (C)			p value
Variables	Bati	HH	SS	L1	L2	SEM	G	C	G × C
DM intake
Concentrate (g/day)	200.4^a	196.0^ab	179.3^b	150.3^b	233.5^a	8.28	0.02	<0.01	0.88
Hay (g/day)	323.5	344.9	317.5	336.7	320.5	6.20	0.12	0.15	0.78
Total (g/day)	523.8	540.9	496.8	487.1^b	553.9^a	11.2	0.09	<0.01	0.92
Total (%BW)	2.86^b	2.96^ab	3.01^a	2.82^b	3.06^a	0.03	0.03	<0.01	0.18
CP intake
Concentrate (g/day)	42.1^a	41.1^ab	37.6^b	31.5^b	48.9^a	1.74	0.02	<0.01	0.88
Hay (g/day)	26.1	27.7	25.6	27.2	25.8	0.49	0.12	0.15	0.78
Total (g/day)	68.1	68.9	63.2	58.5^b	74.8^a	1.89	0.05	<0.01	0.96
Total (%BW)	0.37	0.37	0.38	0.34^b	0.41^a	0.01	0.16	<0.01	0.05
Digestibility (%)
Dry matter	71.7	68.3	69.1	67.3^b	72.1^a	1.03	0.29	0.01	0.29
Organic matter	72.3	68.9	69.7	67.9^b	72.7^a	1.02	0.28	0.01	0.29
Crude protein	77.4	74.3	74.6	73.2^b	77.6^a	0.87	0.18	<0.01	0.23
NDF	67.5	63.8	64.2	63.5	66.8	1.16	0.33	0.14	0.45
ADF	54.9	50.5	51.8	51.4	53.4	1.44	0.43	0.47	0.39
FCR	14.2	10.8	12.8	13.5	11.7	0.62	0.09	0.17	0.79

Least square means in a row with different subscript letter differ significantly (p < 0.05)
HH Hararghe highland goat, SS Short-eared Somali goat, L1 hay + 1 % of body weight concentrate, L2 hay + 1.5 % of body weight concentrate, FCR feed conversion ratio, SEM pooled standard error of mean