8.3

Prevention of heat stress in cow barns

Level 2 - Lead Farmers

Introduction

1. You will learn about...

2. Introduction

3. Causes of heat stress for cows in the cow barn

4. Climate in Uganda

5. Temperature humidity index (THI)

6. Temperature humidity index (THI) tables

7. Planning animal housing in different THI zones in Uganda

8. Example of tropical, area in Uganda

9. Planning animal housing in tropical areas in Uganda

10. Example of a temperate area in Uganda

11. Planning housing in temperate areas in Uganda

12. Example of arid area in Uganda

13. Planning animal housing in arid areas

14. How to reduce heat stress in animal housing

15. Provision of a shade or shelter

16. Provision of a shade or shelter Cont'd...

17. Shade from the natural environment

18. Shelter from raised structures (cow barn)

19. Site location

20. Dimensions of the barn

21. Material for cow barn

22. Improving housing efficiency

23. Methods of improving housing efficiency: Wall or no wall?

24. Methods of improving housing efficiency: Roofing design

25. Aiding ventilation through cow barn design

26. Design of ventilation system

27. Spacing recommendations

28. Number of animals (stocking rate)

29. Drinking water as a coolant

30. Drinking water as a coolant Cont'd...

31. Summary (Take home messages)