公牛产犊难易及出生重统计
公牛	总头数	难产头数	顺产头数	产犊难易	公犊数	母犊数	公犊出生重	母犊出生重	平均出生重
11100113	4016	142	3874	96.46%	2295	1718	42.7	40.2	41.6
97314	1891	53	1838	97.20%	1043	848	40.8	38.7	39.8
11101929	1466	30	1436	97.95%	793	672	40.9	39.3	40.2
96100	1454	88	1366	93.95%	727	727	43.8	41.6	42.7
11101927	1412	72	1340	94.90%	793	618	42.6	39.1	41.1
11101930	1241	32	1209	97.42%	659	582	41.7	39.4	40.6
96018	1229	24	1205	98.05%	635	594	41.3	39.0	40.2
11102909	1220	39	1181	96.80%	678	541	41.8	39.4	40.6
11101916	1155	35	1120	96.97%	576	579	42.6	38.4	40.5
11100260	1139	33	1106	97.10%	580	559	42.5	40.4	41.4
11102919	996	40	956	95.98%	539	456	41.9	39.5	40.8
11101907	995	14	981	98.59%	527	468	41.1	38.4	39.8
11101917	916	22	894	97.60%	456	460	41.2	39.4	40.3
97351	915	44	871	95.19%	503	412	43.5	42.3	43.0
11102912	750	23	727	96.93%	394	356	41.0	38.7	39.9
11102910	747	31	716	95.85%	400	347	42.7	40.2	41.5
11101905	738	11	727	98.51%	395	343	40.7	35.3	38.2
11199095	735	17	718	97.69%	382	353	40.5	38.7	39.6
11197580	720	26	694	96.39%	398	322	43.3	39.3	41.5
96046	701	11	690	98.43%	372	329	42.2	40.2	41.3
11101902	589	11	578	98.13%	320	268	41.2	39.6	40.5
11102129	577	12	565	97.92%	307	270	42.8	38.2	40.6
7175748	526	14	512	97.34%	281	245	40.1	38.6	39.4
11102719	504	4	500	99.21%	275	229	39.9	37.0	38.5
11101906	477	5	472	98.95%	249	226	40.4	39.1	39.8
11101908	433	29	404	93.30%	248	185	41.5	40.0	40.8
98391	417	9	408	97.84%	229	187	43.4	41.3	42.5
11196529	391	6	385	98.47%	186	205	44.4	39.6	41.9
11199842	387	2	385	99.48%	212	175	41.4	38.7	40.2
11102390	361	6	355	98.34%	207	154	39.8	38.8	39.4
97361	356	7	349	98.03%	194	162	41.0	38.0	39.6
11102904	353	12	341	96.60%	199	154	40.7	38.2	39.6
11199821	331	1	330	99.70%	174	157	40.9	39.7	40.4
96273	323	7	316	97.83%	166	157	42.3	39.9	41.2
11100829	309	7	302	97.73%	189	120	38.1	35.7	37.1
96044	241	5	236	97.93%	135	106	42.7	38.6	40.9
11103560	236	15	221	93.64%	130	105	40.1	38.0	39.2
11102008	226	5	221	97.79%	140	86	39.8	36.8	38.6
11102396	225	7	218	96.89%	118	107	42.9	39.5	41.2
11199069	204	0	204	100.00%	123	81	38.9	37.3	38.3
11102687	204	3	201	98.53%	110	94	40.3	38.4	39.4
11102019	204	6	198	97.06%	105	99	42.1	39.4	40.8
11103519	185	10	175	94.59%	85	100	40.9	40.5	40.7
11103543	176	10	166	94.32%	90	86	43.6	39.7	41.7
96015	171	9	162	94.74%	87	84	42.4	40.7	41.6
11199995	160	3	157	98.13%	87	73	36.8	32.9	35.0
11101682	157	3	154	98.09%	83	74	41.0	36.7	39.0
11102013	131	1	130	99.24%	70	61	41.4	37.1	39.4
11100120	127	5	122	96.06%	61	66	39.4	36.8	38.1
11101922	126	3	123	97.62%	64	62	41.6	36.9	39.3
11101915	119	1	118	99.16%	61	58	40.1	39.3	39.7
11102010	107	0	107	100.00%	59	48	37.9	37.6	37.8
11101914	102	2	100	98.04%	50	52	42.8	39.6	41.2