- The Coggins test screens for a disease called Equine Infectious Anemia.
It is a highly infectious disease that is an untreatable terminal
illness. Your horse should be tested annually. A Coggins test is
required anytime there is a change of ownership, a horse crosses into
another state, or is competing for cash or prizes. Anytime horses from
different locations come together, they should all have had a negative
- A Coggins test is considered current in the state of Minnesota for 12 months from the date the blood was drawn (e.g.. Drawn 4-14-04, Expires 4-15-05).
- In Wisconsin,
the Coggins test is considered current within the year the blood was
drawn. There is a grace period until Jan. 31 of the following year
(e.g.. Drawn 4-15-04, Expires 1-31-05).
- Canada will only accept the AGID form of the test. This is the test we most often perform.
states, shows, or sales may have different requirements (e.g.. AGID test
within the last 6 months). Find out early what is required regarding
your horse’s Coggins test and plan in advance. It may take up to 2 weeks
after your appointment to receive the original Coggins form in the