BRD, or bovine respiratory disease, is a general term for respiratory disease in cattle. A range of factors can cause this disease. The common names normally used for this disease is pneumonia or shipping fever. Stocker and feedlot operations is often where this disease occurs.
This disease has multiple different causes and develops as a result of complex interactions between different factors. Things such as environmental factors, host factors, and pathogens. The environmental factors are things like weaning, transport, commingling, and crowding to name a few. These factors serve as stressors that adversely affect the immune system of calves.
While feedlot and stocker operations are normally affected by this it can also happen to cow/calf producers. Almost 20% of cow/calf operations experience nursing-calf pneumonia. It is the leading cause of death for calves 3 weeks of age and older. To keep your calves right on track consider these 4 tips to keep BRD under control.