Table 1.
Characteristics of SBV seroconverting bulls
| Bull (N#) | Year of birth | Breed | N# of tested semen batches | Date of first ejaculate | Date of last ejaculate |
SBV antibody levels |
|
|---|---|---|---|---|---|---|---|
| Day-0 | Day-28 | ||||||
| 1 |
2006 |
Ho |
37 |
13/10/2011 |
26/03/2012 |
22/11/11 (201%) |
10% |
| 2 |
2010 |
Ho |
18 |
18/06/2012 |
19/09/2012 |
21/08/12 (165%) |
1% |
| 3 |
2010 |
No |
15 |
18/06/2012 |
29/08/2012 |
21/08/12 (91%) |
2% |
| 4 |
2010 |
Ho |
18 |
18/06/2012 |
19/09/2012 |
21/08/12 (142%) |
1.6% |
| 5 |
2010 |
Ho |
18 |
20/06/2012 |
17/09/2012 |
21/08/12 (67%) |
2.6% |
| 6 |
2010 |
No |
14 |
18/06/2012 |
27/08/2012 |
21/08/12 (124%) |
0.6% |
| 7 | 2011 | No | 16 | 03/08/2012 | 03/12/2012 | 14/08/12 (52%) | 1.4% |
Day-0: day of first positive SBV ELISA result. Day-28: S/P values 4 weeks before the first positive ELISA result. Ho = Holstein; No = Normand.
SBV ELISA results are expressed as S/P values and are given in percentages.