Journal article

Financial effect of bovine Johne's disease in beef cattle herds in Australia

JK Webb Ware, JWA Larsen, P Kluver

AUSTRALIAN VETERINARY JOURNAL | WILEY-BLACKWELL | Published : 2012

Abstract

OBJECTIVE: To assess the financial effect of programs for controlling bovine Johne's disease (BJD) in beef herds. DESIGN: A spreadsheet simulation model of a self-replacing beef herd in south-eastern Australia selling 400-kg steers at 15 months old. METHODS: The model calculated the monthly cash flow, and net present value (NPV) of cumulative cash flow, over 10 years. Four main control options were compared: (1) a base herd (no action to control the disease), (2) test and cull, and (3) partial and (4) total destocking. It was assumed that BJD was eradicated after 3 and 5 years with total and partial destocking, respectively, and not eradicated with a test and cull program. Scenarios were com..

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