How common is Johnes disease?
I know what it is, but I’ve never known anyone to have it in their flock. I just googled Johne’s Disease Jacob Sheep and came across this interesting site: http://www.johnes.org/goats/truecases.html The second case is regarding Karen Kerr’s farm, where she had goats positive for Johne’s running with her Jacobs (obviously she didn’t know they had Johne’s when she put them together). Linda www.patchworkfibers.com Registered Jacob Sheep, Angora Rabbits, Handspun Yarn Spectromyacin? Not sure the spelling.. But its for Pig Scours… this is what I have in my notes…. Have you ruled out Johne’s Disease? —–Original Message—– From: Linda
In the U.S. a national survey estimated that 1.4% of the nation’s beef cattle and 2.6% of the country’s dairy cattle are infected with M. paratuberculosis. Some areas of the country report much higher infections rates, however. In northern dairy states like Minnesota, Wisconsin, Michigan, Ohio, Pennsylvania, and New York, it is estimated that roughly 10% of dairy cattle are infected with M. paratuberculosis. In a blood test survey done in Wisconsin, one-third of herds tested positive: had one or more test-positive animals. Infection rates in beef cattle, sheep and goats are thought to be lower, but the disease is still commonly seen in these animals. Exotic ruminants kept in zoos, like antelope from Africa, have also gotten Johne’s disease. Back to Top of Page What causes the signs of Johne’s disease? M. paratuberculosis infects part of the small intestine called the ileum. There it causes a certain kind of inflammation called granulomatous inflammation. This inflammation thickens the
