One of your clients would like you to review their biosecuri…
One of your clients would like you to review their biosecurity protocol. His cattle are well managed with a controlled calving season and a good vaccination protocol. He does purchase pregnant cattle from a local stockyard for replacements, but he vaccinates and quarantines those cattle for 30 days prior to introduction into the herd. Which of the following diseases would you be most concerned about being introduced into his herd based on this scenario.