Table 2. The evaluation of the overall weight gain measures of lambs fed pelleted complete diets with levels of neutral detergent fibers (NDFs) from day 1 to day 84

Parameters	Dietary groups¹⁾			SEM	p-value
Parameters	Diet 1	Diet 2	Diet 3	SEM	Groups	Quadratic
Body weight at 1 day (kg)	23.71	23.61	23.51	0.301	0.894	0.845
Body weight at 84 days (kg)	42.00^b	44.75^a	43.28^ab	0.796	0.046	0.163
Total weight gain (kg)	18.29^b	21.14^a	19.77^ab	0.555	0.001	0.179
Daily weight gain (g/day)	217.74^b	251.66^a	235.30^ab	6.613	0.001	0.232
Daily feed intake (g/day)	1,312^b	1,462^a	1,436^a	16.22	<0.0001	0.133
Daily dry mater intake (g/day)	1,262^b	1,382^a	1,376^a	14.50	<0.0001	0.229
Feed conversion ratio (g/g)	6.19	5.86	6.18	0.187	0.337	0.917
Growth rate (%)	55.60^b	61.98^a	59.30^ab	1.464	0.008	0.273

Dietary groups consisted of pelleted complete diets with varying NDF content: Diet 1 (20.98% NDF), Diet 2 (28.23% NDF), and Diet 3 (34.82% NDF).
Superscripts represent significant differences (p<0.05) between dietary groups for each parameter within a row.