"Contagious" mastitis pathogens

Causative agents of contagious masitis

The following bacteria are traditionally classified as "contagious" pathogens in mastitis:

Causative agents of environmental mastitis

Bacteria, mastitis pathogen

Although, due to more recent research with strain typing,  the division between  "contagious" and "environmental" mastitis has become less black and white, the below organisms are still classified as more environmental than contagious.

Download the Apps!

Milk Withdrawal Period Calculator

App that calculates the time of withdrawal of milk from a cow that has been treated with the product during the drying time. The calculator takes into account the exact moment the drying began until delivery. It calculates the time remaining to eliminate milked milk from birth and so respect the product legal withdrawal time (according to the product’s technical specifications sheet).


Mastitis treatment in dairy cows mainly relies on the use of antibiotics. Now, however, a new approach offers farmers significant benefits and important cost savings. Calculate how much you can save now! Try this app!