OJD, or Johne’s disease, is a fatal disease of goats, sheep, and other ruminants, including deer, elk, cattle, and even bison. It’s caused by a bacterium called Mycobacterium avium subspecies paratuberculosis. It’s sometimes referred to simply as paratuberculosis.

Ovine Johnes disease (OJD) is caused by infection with the bacteria, Mycobacterium paratuberculosis. OJD is a chronic infection of the bowel. This causes the lining of the bowel to thicken and reduces the absorption of food. Affected sheep show severe wasting. Chronic scouring may occur.

Ovine Johne’s Disease (OJD) is a chronic and often progressive infection in sheep caused by the bacterium Mycobacterium avium subspecies paratuberculosis (MAP). Clinical signs of OJD may not be apparent in the early stages, and infected animals can remain asymptomatic for an extended period.

Ovine Johne’s disease (OJD) is caused by bacteria Mycobacterium avium subsp. paratuberculosis and results in chronic intestinal infection in sheep and goats. The bacteria are spread to other animals through infected manure contaminating pasture and water supplies.

Johne’s disease (JD) in sheep (sometimes called ovine Johne’s disease (OJD)) is often not diagnosed in a flock until a significant proportion of the flock is already infected and deaths are occurring. There is often no sign for the first few years, which is why OJD may be referred to as a ‘silent but costly disease’.

Johne’s disease (JD) is a chronic, incurable infectious disease that affects sheep, cattle, buffalo, goats, alpaca and deer, and results in wasting and eventually death. JD is caused by the bacteria Mycobacterium avium subsp. paratuberculosis.

ovine Johne’s disease (oJd) is an incurable, infectious wasting disease of sheep that can result in significant economic losses on infected farms due to sheep deaths, and lost production in meat, lambs and wool.

Johne's disease in sheep is an infectious and incurable wasting disease. It is caused by the bacteria Mycobacterium paratuberculosis. The management of endemic sheep disease, Ovine Johne’s disease (OJD) or Johne’s disease (JD), changed in South Australia on 1 July 2019. Read more about the SA Ovine Johne's Disease Management Program.

OJD, also referred to as Johne’s Disease, is caused by the bacterium Mycobacterium avium, subspecies paratuberculosis. The bacterium can be passed from cattle and sheep and other species or vice versa. The economic impact from a sheep flock infected with unmanaged OJD can be significant in higher

Ovine Johne's disease (OJD) is an infectious and incurable wasting disease of sheep caused by Mycobacterium paratuberculosis. It is a notifiable disease in Australia and has been heavily regulated in the past.