Abstract :
The development of dairy farming in Indonesia is inseparable from the history and development of government policy since the days of the Dutch East Indies which only aims to meet the demand for fresh milk for the Dutch employees, but cows are not entirely healthy, sometimes the farmers experienced problems that dairy cows are sick as a result of no handling properly. Identification of early disease diagnosis system using will record the symptoms from cattle suffering and will diagnose diseases acquired from an expert, it is expected that these applications can help and facilitate the parties in the early identification of disease for dairy cows. In order to provide a solution to the described pemasalahan it takes "Milk Cow Disease Diagnosis Method Using K-Nearest Neighbourhood