Disease type | Definition | Incidence rate (%) | Prevalence (%) |
---|---|---|---|
Clinical mastitis | Symptoms having mastitis such as udder problem and milk problems, and white blood cell count was more than 4000 cell/μl. Bacteria detected from the cows with clinical mastitis was mainly Staphylococcus aureus, Streptococcus agalactiae, Streptococcus dysgalactiae, and Streptococcus uberis in the studied farm | 21.9 | 28.0 |
Peracute mastitis | Symptoms having mastitis such as udder problem and milk problems, and white blood cell count was less than 4000 cell/μl. Bacteria detected from the cows with peracute mastitis was mainly Escherichia coli and Klebsiella sp. in the studied farm | 10.4 | 13.3 |
Metabolic disorder | Fatty liver, Ketosis, Ketosis II | 2.9 | 3.7 |
Peripartum disorder | Puerperal fever, Placental retention, Lochia retention, Metritis | 3.2 | 4.0 |
Other | Entiritis, Bloody milk, Claw born lesions, Pneumonia |