Table 1 The PRRSV status before infection with the new PRRSV-1 variant, and the PRRS vaccines used after infection for the 13 herds included in the study
Herd | PRRS status before infection | Use of PRRS mass vaccination after infection |
|---|---|---|
A | Negative | Sows with Unistrain PRRS |
B | Negative | Sows with Unistrain PRRS |
C | Negative | Sows with Unistrain PRRS |
D | Negative | Sows with Unistrain PRRS |
E | Negative | Sows with Unistrain PRRS |
F | Negative | Sows with Unistrain PRRS |
G | Negative | Sows with Unistrain PRRS |
H | Negative | Sows with Unistrain PRRS |
I | Positive PRRSV1 + PRRSV2 | Sows with Unistrain PRRS |
J | Negative | Sows with Porcilis® PRRS VET |
K | Positive PRRS1 | Sows with Porcilis® PRRS VET |
L | Under elimination of PRRSV2 | Sows with Porcilis® PRRS VET |
M | Negative | Sows with Progressis® Vet |