cute puerperal metritis is an acute systemic illness whose main clinical symptoms are fever and signs of toxemia due to an infection of the uterus. Metritis usually occurs during the first 21 days after calving with a peak incidence to occur at day 5 to 7 of lactation.
Mycobacterium avium paratuberculosis (MAP) is a bacteria that infects dairy cattle (and other ruminants) causing paratuberculosis or Johne’s disease. This disease leads to production losses in dairies all over the world.
Gastrointestinal nematodes like Cooperia oncophora and Ostertagia ostertagi are widely prevalent in dairy cattle. Nematodes cause production losses through reduction in intake, growth, milk production, and mortality in heavily parasitized animals.