Table 1 Cow-level distribution of band-shaped tail lesions stratified by cow-level variables in 16 Danish dairy herds (n = 2099) and at one Danish abattoir in northern Jutland, Denmark
From: Prevalence and characterisation of band-shaped tail lesions in Holstein cows
Variable | Lesions | P-value | ||||
|---|---|---|---|---|---|---|
Yes | No | |||||
n | % | n | % | |||
Tail fracture /dislocation | Yes | 42 | 19 | 178 | 81 | 0.02 |
No | 493 | 26 | 1386 | 74 | ||
Amputated tail tip | Yes | 33 | 15 | 183 | 85 | 0.0003 |
No | 502 | 27 | 1381 | 73 | ||
Parity group | 1 | 71 | 21 | 268 | 79 | 0.002 |
2 | 71 | 29 | 171 | 71 | ||
3 | 61 | 31 | 133 | 69 | ||
> 3 | 69 | 35 | 129 | 65 | ||