TYPES OF MASTITIS

ØBy presentation

Clinical Mastitis

Subclinical Mastitis

PAbnormal milk

PSigns of disease

present

PNormal milk

PNo signs of disease

present

Easy detection = Timely treatment

 

Cow is isolated to be treated.

Contamination to other cows and bulk tank

is prevented. Economic loss will be

minimized after successful treatment.

Not detected = No treatment administered

 

Cow continue to spread the disease and

to contaminate the bulk tank.

Represents the greater

economic loss

Bulk tank and high SCC cows need

to be cultured

ØBy source of origin

Environmental Mastitis

PHome: the environment

 

PExposure in the pens

 

PTransmitted from the

   environment to healthy

Cows

 

PCannot be eradicated

PHome: udder and   teat skin of cows

 

PSpread during

   milking

 

PTransmitted from

  sick to healthy cows

 

PIn most cases can   be eradicated

Contagious Mastitis

Developed by Humberto Rivera, MS., supported by the program “A Mexican-U.S. Dairyland Partnership Between Queretaro and Wisconsin: Dairy Training Research, and Extension for Economic Development and Trade”.