Reliable eradication requires pesticide treatment of all sheep at shearing or within six weeks after shearing. Backline application should be applied on the day of shearing, if possible.
In addition, application at this time results in lower residues in next year’s clip because less chemical is used and the chemical has a longer . . . → Read More: Sheep Lice Eradication
Sheep lice are a significant economic problem to wool producers. Severe infestations can result in considerable fleece damage. Lice reduce the fleece weight and wool quality but not fibre diameter.
Several studies have shown that over a 12 month period the clean fleece weight may be reduced by 0.2 to 1 kg, depending . . . → Read More: Sheep Lice
Lice irritate cattle, causing the cattle to bite, scratch and rub. This constant irritation can become a welfare issue. Lousy cattle may cause damage to fences, yards or trees which the cattle use as rubbing posts. The coats of lousy cattle take on a rough scruffy appearance, and, at times, areas of skin . . . → Read More: Lice on Beef Cattle
When conditions are green and pasture is growing, controlling the expression of footrot is the best option. The objective is to limit production losses and reduce the prevalence of sheep with footrot. Control is best achieved with either foot-bathing, vaccination, or a combination of both, depending on . . . → Read More: Control and eradication of footrot, lice and OJD in sheep
Photo Mat Fascione
Quarantine may need to be adopted if sheep are agisted or travel along roads where exposure to other sheep is possible. Quarantine if stray sheep are mixed with your own sheep.
The footrot bacterium Dichelobacter nodosus survives off sheep for up to 7 days. Keep newly introduced sheep in . . . → Read More: Quarantine periods for important sheep diseases
Photo by Sigurdas
This article is intended to examine the risks of introducing important diseases that can have major economic consequences for a sheep enterprise.
General considerations to minimise disease introduction: 100% secure boundary fences — most diseases are prevented by secure boundary fences Buying sheep — the more mobs . . . → Read More: Analysing the risk of potential disease sources for sheep