Roboric milking are becoming popular way how to produce milk. The use of automatic milking system brings not only advantages but some risks too. One of them is higher risk of intramammary infection because of spreading of bakteria by milking robot. The aim of the study is to evaluate implementing of regular monitoring system including data analysis, culturing of cows in risk of mastitis using on farm culture system MicroMast (CZ) and propose individual treatment protocol in relation to antimicrobials consumption.