Figure 4

Estimated total loss from mastitis in Norway from 1988 to 2004 divided according to type of loss and in total øre (NOK/100) per litre of milk delivered to the dairy processor. A computation system shift was made in the year 2000 indicated with open space and a higher level in the year 2000 compared to 1999. The blue line indicates loss per litre, bars indicate total loss divided by loss due to quality (lost premium), production loss, clinical mastitis, and replacement cost.