Prevalence of subclinical mastitis in Finnish dairy cows: changes during recent decades and impact of cow and herd factors.

ABSTRACT:

Background

The dairy industry has undergone substantial structural changes as intensive farming has developed during recent decades. Mastitis continues to be the most common production disease of dairy cows. Nationwide surveys of mastitis prevalence are useful in monitoring udder health of dairy herds and to study the impact of structural changes on the dairy industry. This survey on bovine subclinical mastitis was the first based on cow composite milk somatic cell count (SCC) data from the Finnish national health monitoring and milk recording database. A cow with composite milk SCC ≥200,000 cells/ml in at least one of the four test milkings during the year was considered to have subclinical mastitis and a cow with composite milk SCC ≥200,000 cells/ml in three or in all four test m

SUBMITTER: Hiitio H 

PROVIDER: S-EPMC5397772 | biostudies-literature | 2017 Apr

REPOSITORIES: biostudies-literature