Free Access Gestation Sow Systems From Denmark August Of 2008 Part 3 Anna Johnson Iowa State University
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Part 3 Free Access Gestation Sow Systems From Denmark August of 2008, Dr. Anna Johnson, Iowa State University, from the 2009 Iowa Pork Congress, January 28 - 29, Des Moines, Iowa, USA. Proper animal husbandry continues to be a major issue in the pork industry and is essential to maintain the trust of consumers. She will discuss proper animal handling techniques and animal husbandry. Anna will also share her experience with new sow housing techniques seen on her trip to Denmark in August 2008.
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Free Access Gestation Sow Systems From Denmark August Of 2008 Part 3 Anna Johnson Iowa State University
- 1. ISU Housing systems for sows in Denmark
- 2. ISU Service facility; Stalls or loose housing? • Increased safety • Good overview • Competitive price • High-quality management • Increased risk • Expensive system • UK production Danish Pig Production
- 3. ISU Confrontations between sows 0 5 10 15 20 0 1 2 3 4 5 6 7 8 9 10 Days after weaning No/sow/24H Danish Pig Production
- 4. ISU Activity during heat 0 5 10 15 20 -4 -3 -2 -1 0 1 2 3 4 0 = standing heat number/sow/day Mounting Flank nosing Boar contact Danish Pig Production
- 5. ISU Activity according to ranking 0 5 10 15 20 25 30 No/sow/day high rank medium rank low rank nosing flank nosing mounting Danish Pig Production
- 6. ISU Free access feeding stalls
- 7. ISU Group housed gestating sows 0 20 40 60 80 100 2000 2005 2010 Year % of sows Lisbeth Ulrich Hansen Danish Pig Production
- 8. ISU • Simultaneous feeding • Individual feed ration • Management and control of feed ration • Requires a large area Free access feeding stalls Danish Pig Production Video link 3739 / 3748
- 9. ISU One feeding stall / sow; no substrate / rectangle alley behind
- 10. ISU One feeding stall / sow; no substrate • No natural lying area outside the stall • Extensive dunging behavior in the entire area outside the stall • Lying walls do not significantly affect behavior • Impossible to keep bedding/rooting material dry Video of “pigs’ view
- 11. ISU One feeding stall / sow; with substrate
- 12. ISU Back portion slatted = concrete Front part solid = concrete Back gate swings shut to not allow another sow in Sows nose presses this panel Feeders / nipple drinkers
- 13. ISU See Saw
- 14. ISU
- 15. ISU
- 17. ISU
- 18. ISU Video of sows in and out
- 19. ISU
- 20. ISU Able to manipulate the closure of back gates manually if needed
- 21. ISU
- 22. ISU One feeding stall / sow; T pen
- 23. ISU One feeding stall / sow; T pen • Separated lying and dunging areas • Well-defined lying areas • Possibilities for supplying bedding • 50 to 75% sows in lying area during resting period • Entry zone to lying area dirty • DKK 10,000 per place unit (ESF = DKK 7,000) • OR $1,700 Danish Pig Production
- 24. ISU One feeding stall / sow; T pen – limited substrate
- 25. ISU
- 26. ISU
- 27. ISU
- 29. ISU One feeding stall / sow; L pen
- 30. ISU Arrangement of activity area Min. 3 m Min. 3 m Danish Pig Production (3 m = 9.84 ft)
- 31. ISU Activity area • Manure is easily pushed through • Manure is less easily pushed through • Slatted floor is placed “opposite the lying area”
- 32. ISU Danish recommended stall dimensions – interior measurements Housing section Stall Width, cm Length, cm Service/control facility with stalls Standard 60 (23 in) 210 (82 in) Large 70 (27 in) 210 (82 in) Gestation facility with loose housing Feeding & resting stall 60 (23 in) 210 (82 in) Danish Pig Production Note the length is stated from the back of the trough i.e. the edge of the trough nearest to the sow
- 33. ISU Housing temperature affects behavior 0 10 20 30 40 50 60 70 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 Temperature, o C Sowsoutsidestall,av.% The higher the temperature inside, the fewer sows in the free area Danish Pig Production Loafing area Stalls
- 34. ISU Sows’ use of feeding stalls 54 55 35 0 10 20 30 40 50 60 % % sows in deep litter Recently served Halfway gest. Gest. Danish Pig Production
- 35. ISU Sows’ use 39 42 62 0 10 20 30 40 50 60 70 % % sows in deep litter Morning Afternoon Evening Danish Pig Production
- 36. ISU Sows that need treatment
- 37. ISU Legislative requirements • Always have one free hospital (relief) pen place ready for use! • Min. 3.5 m2 (~38 ft2 ) unobstructed free area • Relief pens for more animals → 2.8 m2 (~30 ft2 ) unobstructed free area per animal • Max. 3 animals per relief pen! • 2/3 soft bedding • Cooling and heating possibilities
- 38. ISU Recommended design of hospital pens
- 39. ISU
- 40. ISU General notes from the trip • Most producers would bred in stalls, preg. check, and then move them into the groups • Most groups were static in nature • Tried to group them by size • Vets visit once a month • Shoulder lesions are a BIG issue • All sorts of floor types, substrate use!
- 41. ISU Questions
Notas do Editor
- Solid/drained floor in stall is included Approx. 0.8 m2 per sow in nest box
- 1 m = 1 ft by x 3.28
- 1 cm = 1 inc x 0.39
- 1 o C = 32 o F 18 oC = 50 oF
- (Læs op!)