Effects of Breed, Age, Body Condition Score, and Nutritional Status on Follicular Population, Oocyte Yield, and Quality in Three Cameroonian Zebus Cattle Bos indicus

Table 7

Relationship between oocyte qualities with breed and age.

Parameters	Breed	Age			Average ± SD	P-value
		3-5 n=21	6-9 n=52	10-15 n=22
Grade I oocyte	Gudali	(5)6.20± 0.91	(20)7.45±0.48	(7)6.86± 0.45	7.13 ± 0,35^α	0,42
	n=33
	White Fulani n=30	(9)6.67± 1.00	(16)7.4± 0.51	(6)6.00± 0.63	6.94 ± 0,41^α	0,40
	Red Fulani	(7)6.43± 0.97	(16)6.88± 0.55	(9)6.33± 0.33	6.63 ± 0.35^α	0.78
	n=32
	Average ± SD	6.48 ± 0.55	7.27 ± 0.29	6.41 ± 0.26	6.72 ± 0.36	__
	P-value	0.95	0.68	0.46	__	__
Grade II oocyte	Gudali	(5)5.40± 1.03	(20)5.35± 0.61	(7)5.14± 0.73	5.31 ± 0.43^α	0.98
	n=33
	White Fulani n=30	(9)4.44± 0.68	(16)4.75± 0.53	(6)3.00± 0.93	4.32 ± 0.39^α	0.24
	Red Fulani	(7)4.00± 0.84	(16)4.31± 0.54	(9)4.33± 0.40	4.25 ± 0.33^α	0.93
	n=32
	Average ± SD	4.52 ± 0.46	4.85 ± 0.33	4.23 ± 0.40^x	4.53 ± 0.39	__
	P-value	0.55	0.44	0.12	__	__
	Gudali	(5)4.20± 0.37	(20)3.90± 0.37	(7)4.71± 0.99	4.13 ± 0.32^α	0.60
	n=33
Grade III oocyte	White Fulani n=30	(9)3.44± 0.60	(16)3.25± 0.37	(6)3.00± 0.57	3.26 ± 0.27^α	0.86
	Red Fulani	(7)2.86± 0.34	(16)3.38± 0.31	(9)2.89± 0.26	3.13 ± 0.18^α	0.43
	n=32
	Average ± SD	3.44 ± 0.30	3.57 ± 0.20	3.50 ± 0.39	3.50 ± 0.29	__
	P-value	0.27	0.38	0.10	__	__
Grade IV oocyte	Gudali	(5)5.80± 0.24	(20)4.30± 0.44	(7)5.29± 0.99	4.75 ± 0.39^α	0.33
	n=33
	White Fulani n=30	(9)3.56± 0.29	(16)4.31± 0.41	(6)3.00± 0.57	3.97 ± 0.26^α	0.42
	Red Fulani n=32	(7)4.57± 0.71	(16)4.38± 0.37	(9)2.89± 0.26	3.13 ± 0.18^α	0.74
	Average ± SD	4.43 ± 0.42	4.33 ± 0.23	3.50 ± 0.39	4.08 ± 0.34	__
	P-value	0.04	0.99	0.10	__	__
Total grades I and II oocytes	Gudali	(5)11.60± 1.50	(20)12.80± 0.95	(7)12.00± 1.11	12.44 ± 0.67^β	0,78
	n=33
	White Fulani	(9)11.11± 1.27	(16)12.19± 0.91	(6)9.00± 1.52	11.26 ± 0.21^α	0.21
	n=30
	Red Fulani	(7)10.44± 1.74	(16)11.19± 0.94	(9)10.67± 0.62	10.83 ± 0.87^α	0.87
	n=32
	Average ± SD	11.00 ± 0.60	12.12 ± 0.54	10.64 ± 0.62	11.25± 0.58	__
	P-value	0.87	0.47	0.18	__	__
Total grades III and IV oocytes	Gudali	(5)10.00± 1.22	(20)8.20± 0.57	(7)10.00± 1.90	8.88 ± 0.56^α	0.31
	n=33
	White Fulani n=30	(9)7.00± 0.75	(16)7.56± 0.68	(6)6.67± 1.11	7.23 ± 0.45^α	0.74
	Red Fulani	(7)7.43± 0.92	(16)7.75± 0.58	(9)6.89± 0.35	7.74 ± 0.36^α	0.61
	n=32
	Average ± SD	7.86 ± 0.57	7.87 ± 0.34	7.82 ± 0.73	7.84 ± 0.54	__
	P-value	0.01	0.73	0.12	__	__

x, y, and z: being on the same line, values affected with the same letter do not differ significantly (P > 0.05).
α, β, and ɤ: being on the same column, values affected with the same letter do not differ significantly (P > 0.05).