Johne’s Disease Voluntary Control Program
Herds
As described in the Johne’s Voluntary Control Program Standards cattle
herds can achieve ‘Negative Status Levels’. There are four levels
a herd can achieve; and the probability that a herd is not
infected with Mycobacterium avium subspecies paratuberculosis (the causative
bacterium for Johne’s disease) increases as herds progress through these
levels. Level 1 conveys an 85% probability the
herd is Johne’s free, while Level 4 (the highest level attainable) conveys
a 99% probability the herd is Johne’s
free. A herd that reaches Level 4 has had at a minimum at least 4 years of
testing and management in the program.
Cattle herds that are in the Johne’s Disease Voluntary Control Program
at a Negative Status Level 1 or higher are a good source for breeding stock replacement
with respect to Johne’s disease and possibly other bovine enteric diseases.
Below are the links to the listing of these cattle herds for the State of Missouri.
These herds have voluntarily given MDA the permission to list them on this site,
feel free to contact them as to Status Level and availability of replacement
seedstock for your herd.
Herd replacement stock - Beef (PDF: 10kb)
Herd replacement stock - Dairy (PDF: 14kb)
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