Translations:Basic Field Epi: Manual/598/en
You advise the farmer how to prevent further cases mainly by trying to have a clean environment for calving. The small yard is a cause that can easily be changed to prevent further cases. It is possible the new cows may have brought a new bacteria with them because the older calves do not have the disease. However, because the cows also changed paddocks it is hard to determine if this is true.