Foreign materials and toxins in feed and pasture can pose serious risks to beef cattle, leading to health complications, reduced performance and economic losses for producers.

While Canadian cattle producers are known for their high standards in animal care and land stewardship, everyday farm activities—such as repairing fences, feeding hay or managing equipment—can unintentionally introduce hazards. Small items like pieces of wire, net wrap or contaminated feed sources may seem insignificant but can have severe consequences if consumed.

One of the most well-known conditions linked to foreign material ingestion is hardware disease, where sharp metal objects such as nails or wire settle in the animal’s stomach. In severe cases, these objects can puncture internal organs and even affect the heart, often leading to serious illness or death. Common warning signs include reduced appetite, discomfort, weight loss and swelling in the brisket area.

Another frequent issue is the ingestion of twine and net wrap. These materials are indigestible and can accumulate in the rumen, causing digestive blockages and long-term health problems. Symptoms may include lethargy, bloating, weight loss and poor coat condition.

Prevention remains the most effective approach. Regularly inspecting feeding areas, properly disposing of twine and net wrap, maintaining equipment and keeping yards clean can significantly reduce the risk of exposure to foreign materials.

In addition to physical hazards, toxins present another major concern. Cattle may be exposed to harmful substances such as mould-related mycotoxins, botulism from spoiled feed, nitrates from stressed crops and toxic plants like hemlock, lupine and ragwort. Lead contamination from improperly discarded materials can also pose a serious threat.

Producers are encouraged to take proactive steps, including testing feed and water when contamination is suspected, ensuring proper feed storage, monitoring weather conditions that may increase toxin risks and working closely with veterinarians and nutritionists.

Simple practices such as rotating pastures, avoiding overgrazing and routinely inspecting fields and water sources can go a long way in protecting herd health.

By staying vigilant and addressing potential risks early, producers can help safeguard their cattle, maintain productivity and prevent avoidable losses.

Information for this article was sourced from the Beef Cattle Research Council, with additional context and formatting provided for publication.