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ISU Foundation for Animal Welfare Interrelated requirements of; European legislation Danish legislation Voluntary industry initiatives (set Danish Crown) Food safety Meat quality Ethics and welfare Minimization of tail biting Hernias Shoulder bruising Neck scaring Bites to the vulva DANISH Quality Guarantee (1995) Thorough documentation of standard practices in Denmark Additional issues addressed in 2001 (i.e. lighting, noise levels) Niche market demands Organic Free range Pigs for the UK Recorded at plant Reported back to producer Farm specific action plan

Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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Page 1: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Foundation for Animal Welfare• Interrelated requirements of;

– European legislation– Danish legislation– Voluntary industry initiatives (set Danish Crown)

• Food safety• Meat quality• Ethics and welfare

– Minimization of tail biting– Hernias– Shoulder bruising– Neck scaring– Bites to the vulva

– DANISH Quality Guarantee (1995)• Thorough documentation of standard practices in Denmark• Additional issues addressed in 2001 (i.e. lighting, noise levels)

– Niche market demands• Organic• Free range• Pigs for the UK

Recorded at plant

Reported back to producer

Farm specific action plan

Page 2: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Animal Welfare Regulations

EU regulations; EU Directive 91/630/EEC

as amended by Directive 2001/88/EC

and Directive 2001/93/EC:

– No gestation stalls (from 2013)– Floor space per animal – Alarm systems for ventilation– Weaning at min. 4 weeks

Page 3: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Animal Welfare RegulationsDanish regulations; Danish Animal Welfare Act (1991): Established

the Danish Council of Animal Ethics– No gestation tethering (since 2005) – Cooling facilities

• New facilities 2000• All by 2015

– 2000 new construction must have a minimum of one third solid flooring

– Group housing of pregnant sows (Wk 4 post service until d7 pre-farrow)

– Nesting material to sows 1 wk before farrowing unless the manure system can not accommodate this

– No tooth clipping and special requirements for tail docking– Availability of manipulable materials (chains etc., not OK)

Page 4: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Danish legislation on sows and gilts Area:

- 1 - 4 sows/group 2.8 m2 per sow (~30 ft2)- 5 - 10 sows/group 2.2 m2 per sow (~24 ft2)- 11 - 17 sows/group 2.0 m2 per sow (~22 ft2)- 18 - 39 sows/group 2.25 m2 per sow (~24 ft2)- 40 - 2.025 m2 per sow (~22 ft2)

- 1 – 10 gilts 1.9 m2 per gilt (~20 ft2)- > 10 gilts 1.7 m2 per gilt (~18 ft2)

Lying area (solid/drained flooring and litter, straw)- Sows 1.30 m2 per sow (14 ft2)- Gilts 0.95 m2 per gilt (~10 ft2)

All sows from January 1st 2013 (new systems as of 15th of May 2003)

Page 5: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUDanish legislation on sows and gilts

• Rooting materials to provide play– All sows from

January 1st 2013

• Fibrous feed to give satiety– All sows from May

15th 2003

Page 6: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Monitoring and Control

• Danish Veterinary Service• 5% of herds audited annually by vets

– 50% of audited are random– 50% from a pool of frames that have

“issues”; • Antibiotic use• Poor quality pigs to the plant

Page 7: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Monitoring and Control

• Veterinary care is mandated and tracked by farm– All farms are required to have an advisory contact

with a vet– Contracted vet must make 12 visits / yr (least 35 d)– All meds are prescribed– Licensed pharmacies fill all prescriptions and report

usages per vet / producer– Farmers must retain medication usage records for 3

yrs

Page 8: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Housing systems for sows in Denmark

Page 9: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUService facility; Stalls or loose

housing?

• Increased safety• Good overview• Competitive price

• High-quality management • Increased risk• Expensive system• UK production

Danish Pig Production

Page 10: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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

/24

H

Danish Pig Production

Page 11: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Activity during heat

0

5

10

15

20

-4 -3 -2 -1 0 1 2 3 4

0 = standing heat

num

ber/

sow

/day

MountingFlank nosingBoar contact

Danish Pig Production

Page 12: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUActivity according to ranking

0

5

10

15

20

25

30

No/s

ow/d

ay

high rank medium rank low rank

nosing flank nosing mounting

Danish Pig Production

Page 13: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Free access feeding stalls

Page 14: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUGroup housed gestating sows

0

20

40

60

80

100

2000 2005 2010Year

% of sows

Lisbeth Ulrich Hansen Danish Pig Production

Page 15: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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

Page 16: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU One feeding stall / sow; no substrate / rectangle alley behind

Page 17: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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

Page 18: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU One feeding stall / sow; with substrate

Page 19: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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

Page 20: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

See Saw

Page 21: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 22: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 23: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Concrete alleyways

Page 24: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 25: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUVideo of sows in and out

Page 26: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 27: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUAble to manipulate the closure of back gates

manually if needed

Page 28: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 29: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU One feeding stall / sow; T pen

Page 30: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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

Page 31: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU One feeding stall / sow; T pen – limited substrate

Page 32: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 33: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 34: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 35: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Video link 3993

Page 36: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

One feeding stall / sow; L pen

Page 37: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Arrangement of activity area

Min. 3 m

Min. 3 m

Danish Pig Production

(3 m = 9.84 ft)

Page 38: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Activity area

• Manure is easily pushed through

• Manure is less easily pushed through

• Slatted floor is placed “opposite the lying area”

Page 39: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Danish recommended stall dimensions – interior measurements

Housing section Stall Width, cm Length, cmService/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

Page 40: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISUHousing temperature affects

behavior

010203040506070

13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

Temperature, oC

Sow

s out

side

stal

l, av

. %

The higher the temperature inside,the fewer sows in the free area

Danish Pig Production

Loafing area

Stalls

Page 41: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Sows’ use of feeding stalls

54 55

35

0

10

20

30

40

50

60

%

% sows in deep litter

Recently servedHalfway gest. Gest.

Danish Pig Production

Page 42: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Sows’ use

39 42

62

0

10

20

30

40

50

60

70%

% sows in deep litter

Morning Afternoon Evening

Danish Pig Production

Page 43: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Sows that need treatment

Page 44: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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

Page 45: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU Recommended design of hospital pens

Page 46: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Page 47: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

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!

Page 48: Free Access Gestation Sow Systems From Denmark August Of 2008 Part 2 Anna Johnson Iowa State University part 2

ISU

Questions