Table 3.

Age and parity of cattle sampled from three states of Northern Nigeria

Age	Parity
(years)	0	1	2	3	4	5	6	7	8	9	10	Total
<2	7	0	0	0	0	0	0	0	0	0	0	7
2	99	4	0	0	0	0	0	0	0	0	0	103
3	381	46	0	0	0	0	0	0	0	0	0	427
4	480	241	21	0	0	0	0	0	0	0	0	742
5	149	581	131	40	2	0	0	0	0	0	0	903
6	13	284	285	65	21	0	0	0	0	0	0	668
7	5	50	204	107	25	6	0	0	0	0	0	397
8	0	6	91	143	57	10	2	0	0	0	0	309
9	0	2	6	78	50	22	5	1	0	0	0	164
10	0	0	6	33	50	36	7	1	0	0	0	133
11	0	0	1	8	14	13	8	6	1	0	0	51
12	0	0	0	6	7	15	9	10	6	1	0	54
13	0	0	0	0	0	2	3	3	1	1	0	10
14	0	0	0	0	1	0	0	0	0	0	1	2
15	0	0	0	0	0	0	0	0	0	1	3	4
Total	1134	1214	745	480	227	104	34	21	8	3	4	3974
% of total	28.5	30.5	18.7	12.1	5.7	2.6	0.9	0.5	0.2	0.1	0.1