Dairy Cattle Pests

Jenifer Cruickshank
March 2019

In all cases, follow the instructions on the pesticide label. The PNW Insect Management Handbook has no legal status, whereas the pesticide label is a legal document. Read the product label before making any pesticide applications.

Note: Products are listed in alphabetical order and not in order of preference or superiority of pest control.


  1. Materials suggested for use on dairy animals may also be used on beef animals.
  2. Materials listed below are approved for use in all dairy cattle, including lactating animals, unless otherwise noted.
  3. Some of the products suggested for insect control are registered as drugs, not insecticides, and are regulated by the FDA.