Table 2.

Descriptive statistics of reproductive traits of six-month-old Hu sheep.

Traits	Mean	95% Confidence Interval for Mean		Min	Max	SD	CV	Number
		Lower	Upper
Body weight (kg)	47.69	46.89	48.49	30.50	62.50	5.42	0.11	178
Left testicular weight (g)	113.30	107.62	118.98	29.00	193.90	38.41	0.34	178
Right testicular weight (g)	112.70	107.05	118.35	25.60	193.70	38.22	0.34	178
Left testicular index (g/kg)	2.39	2.27	2.51	0.70	4.00	0.82	0.34	178
Right testicular index (g/kg)	2.38	2.26	2.50	0.68	4.47	0.81	0.34	178
Left epididymal weight (g)	18.03	17.33	18.73	9.00	39.00	4.65	0.26	171
Right epididymal weight (g)	17.72	17.07	18.38	6.30	30.10	4.36	0.25	174
Left epididymal index (g/kg)	0.38	0.37	0.39	0.17	0.84	0.10	0.25	171
Right epididymal index (g/kg)	0.37	0.36	0.39	0.12	0.65	0.09	0.24	174
Sperm density (106/g)	38.26	30.65	45.87	0.06	259.19	46.69	1.22	147

Testicular index (g/kg) = testicular weight/body weight; epididymal index (g/kg) = epididymal weight/body weight.