When infection is confirmed on a property, we begin the process of tracing cattle movements on and off that property.
A forward trace is where cattle have moved off an infected farm during the risk period of likely infection.
The farms that those cattle have moved to are assessed to see if they need to be placed under restrictions while testing is done to determine if the infection has spread there.
A Backward Trace looks at cattle that came on to the property before and during the time it was infected, (so could have been the source of the infection).
We find most of our traces through: