Assessment of Major Causes of Calf Mortality in Urban and Periurban Dairy Production System of Ethiopia

Table 2

Causes of calf mortality in the dairy production system.

Cause of mortality	Relative contribution of causes, proportion, n (%)^a	Cause-specific mortality (95% CI)^b
Disease	229 (73.2)	13.4 (7.8, 19.0)
Small and weak at birth	18 (5.8)	1.1 (0.5, 1.5)
Bloating	11 (3.5)	0.7 (0.3, 1.0)
Accidents and sudden deaths	29 (9.3)	1.7 (1.1, 2.3)
Dystocia	6 (1.9)	0.4 (0.1, 0.6)
Malnutrition	12 (3.8)	0.7 (0.3, 1.1)

^aEach cause expressed as number of calve deaths due to the specific cause relative to the number of deaths (n = 313). ^bCalculated calf mortality rate due to each cause relative to the number of alive born (n = 1706).