4/11/2022: 

Over the past year, GD received a few notifications of extremely high concentrations of selenium in silage following treatment with a selenium-based fertiliser. In practice, some of the pastures are fertilised with selenium in order to increase its content in the first cut. Selenium is an essential trace element for effective functioning of cattle. While a deficit is undesirable, an excess can be equally harmful. Read the whole article in Monitoring Animal Health, third quarter 2021.

Other subjects in Monitoring Animal Health

• Distribution of Salmonella isolates in various serogroups
• Hoof health
• Large-scale persistent coughs in dairy cattle due to lungworm
• Animal health of cattle in the Netherlands, fourth quarter of 2021Monitoring and surveillance

Monitoring and surveillance