From: Insemination with border disease virus-infected semen results in seroconversion in cows but not persistent infection in fetuses
Cow
OD value (%)
SNT BD virus
SNT BVD virus
Quotient of BD and BVD virus SNT titres
1
184
190
14
3
180
226
Negativea
≥ 28
4
222
538
17
32
5
214
6
111
≥ 24
Control
-3
NA