Juniper Publishers Journal of Dairy and Veterinary Sciences

 

JUNIPER PUBLISHERS - OPEN ACCESS JOURNAL OF DAIRY & VETERINARY SCIENCES Background Presently, the global demand for livestock product is growing. Also the demand of livestock product expected to double by 2050 due to the growing population and improved standard of living. Therefore, there is an urgent need to expand the livestock sector to meet the demand of growing population. Climate change is the current burning issue which is threatening the livestock sector. Livestock sector was adversely affected by the detrimental effects of persisting extreme weather conditions. The changes in the environmental factor such as temperature, rainfall, relative humidity, wind speed and solar radiation are directly and indirectly affecting the livestock productivity. Climatic extremes and the seasonal fluctuation affect the quantity and quality of fodder and water resources and also make them prone to new diseases. Among the climatic variables, heat stress seems to be the most in

JUNIPER PUBLISHERS - OPEN ACCESS JOURNAL OF DAIRY & VETERINARY SCIENCES Abstract Background: Sheep-associated Malignant Catarrhal Fever (SA-MCF) is caused by Ovine Herpes Virus-2. This virus is endemic in most sheep and is the major cause of malignant catarrhal fever worldwide, while last the decennium goats may function as carriers also. Several other viruses are associated with MCF in different other species in the Netherlands. Based on 2 large outbreaks the risks for MCF in case of presence of sheep in dairy herds is discussed. Results: In one herd 10 dairy cows, 10 of the 21 pregnant (3-6 months of gravidity) youngstock, and 1 non-pregnant heifer and 1 calf all in the same barn died or were euthanized. In the other herd 5 dairy cows, 20 pregnant youngstock and 10 calves died or were euthanized. Based on clinical presentation, post-mortal investigation the diagnosis could be confirmed. Diagnosis and aetio-pathogenesis is discussed. Conclusion: SA-MCF is able to