Assessment of Major Reproductive Disorders in Dairy Cattle in and around Bale Robe, Oromia Regional State, Ethiopia
Table 9
The association of prevalence rate of major reproductive problems with age of the animals.
Type of disorder
<3 years (n = 52)
3–5 years (n = 58)
5–7 years (n = 128)
>7 years (n = 146)
Level of significance
F
%
F
%
F
%
F
%
Dystocia
6
11.54
4
6.90
0
—
5
3.42
SS
Abortion
0
—
2
3.45
2
1.56
12
8.22
SS
Mastitis
8
15.38
10
17.24
27
21.09
34
23.29
SNS
Hypocalcemia
0
—
0
-
0
—
5
3.42
SS
RFM
4
7.69
6
10.34
4
3.13
11
7.53
SNS
RB
11
21.15
11
18.97
29
22.66
17
11.64
SNS
Anoestrus
1
1.92
2
3.45
1
0.78
3
2.05
SNS
Uterine and vaginal prolapse
3
5.77
4
6.90
4
3.13
10
6.85
SS
Uterine discharge
0
—
0
—
1
0.78
3
2.05
SNS
Stillbirth
0
—
1
1.72
0
—
2
1.37
SNS
Mixed disorder
1
1.92
0
2
1.56
8
5.48
SNS
Total
34
65.38
40
68.96
70
54.68
110
75.34
SS
SNS = statistically not significant (-value >0.05), SS = statistically significant (-value <0.05), n = number of observations, and F = frequency of observation.
