Preventive and Failure Costs of
Mastitis on South African Dairy Farms
22 oktober 2015
Leen Leenaerts
MSc Management, Econo...
• Background
• Objective
• Research Questions
• Methodology
• Results
• Q & A
Background - Mastitis
• Most prevalent production disease
• Impact :
• Animal welfare
• Environment
• Economic
• Earlier r...
Background – Mastitis Costs
• TC = PC + FC
Failure costs/
cowyear
Preventive costs/
cowyear
Background – South Africa
South African dairy industry
• Commercialised
• High competition
Estimations of mastitis costs
•...
Objective
• Gaining further insight in the FC-PC
relationship of mastitis on South African dairy
farms to help them make t...
Research Questions
• Incidence rate of Mastitis in SA?
• Average PC and FC costs?
• Which prevention measures are taken in...
Methodology
Questionnaire sent to 1700 MPO farmers
• 3 parts
• General
• Cow factors
• Environment
• Pretesting
• Verifica...
Results
• Preventive measures that should be taken?
Multiple Regression Analysis
• E.g. milkers gloves (Yes: X1 = 1, No: X...
Results – Efficiency of farms (DEA)
Failure costs/
cowyear
Preventive costs/
cowyear
A
B
C D
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𝐴𝐷
=
𝐴𝐶
𝐴𝐷
∗
𝐴𝐵
𝐴𝐶
Overall...
Questions?
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Preventive and failure costs of mastitis on South African dairy farms

MSc thesis proposal presentation
Published on: Mar 4, 2016
Published in: Healthcare      
Source: www.slideshare.net


Transcripts - Preventive and failure costs of mastitis on South African dairy farms

  • 1. Preventive and Failure Costs of Mastitis on South African Dairy Farms 22 oktober 2015 Leen Leenaerts MSc Management, Economics and Consumer Studies Wageningen University Supervisor : Henk Hogeveen
  • 2. • Background • Objective • Research Questions • Methodology • Results • Q & A
  • 3. Background - Mastitis • Most prevalent production disease • Impact : • Animal welfare • Environment • Economic • Earlier research • consequences of mastitis • US, Europe
  • 4. Background – Mastitis Costs • TC = PC + FC Failure costs/ cowyear Preventive costs/ cowyear
  • 5. Background – South Africa South African dairy industry • Commercialised • High competition Estimations of mastitis costs • Necessary for dairy farmer • Non-existent
  • 6. Objective • Gaining further insight in the FC-PC relationship of mastitis on South African dairy farms to help them make the right mastitis prevention and treatment decisions.
  • 7. Research Questions • Incidence rate of Mastitis in SA? • Average PC and FC costs? • Which prevention measures are taken in SA? • Which prevention measures should be taken?
  • 8. Methodology Questionnaire sent to 1700 MPO farmers • 3 parts • General • Cow factors • Environment • Pretesting • Verification
  • 9. Results • Preventive measures that should be taken? Multiple Regression Analysis • E.g. milkers gloves (Yes: X1 = 1, No: X1 = 0) – PC = … + yearly cost of gloves * X1 – FC = cte - … - reduction in FC * X1 – TC = cte + … + (X1* yearly cost of gloves – reduction in FC ) • TC = Cte + (𝑐𝑜𝑠𝑡 𝑜𝑓 𝑝𝑟𝑒𝑣𝑒𝑛𝑡𝑖𝑜𝑛 − 𝑟𝑒𝑑𝑢𝑐𝑡𝑖𝑜𝑛 𝑖𝑛 𝐹𝐶 𝑑𝑢𝑒 𝑡𝑜 𝑝𝑟𝑒𝑣𝑒𝑛𝑡𝑖𝑜𝑛 ∗ 𝑋𝑖 )+ e • Prevention Efficiencies of SA dairy farms – DEA • FC-PC frontier
  • 10. Results – Efficiency of farms (DEA) Failure costs/ cowyear Preventive costs/ cowyear A B C D 𝐴𝐵 𝐴𝐷 = 𝐴𝐶 𝐴𝐷 ∗ 𝐴𝐵 𝐴𝐶 Overall Efficiency Technical Efficiency Allocative Efficiency
  • 11. Questions?

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