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Calf and heifer rearing (Housing hygiene (Calving pen, Bedding: plenty,…
Calf and heifer rearing
First day
Navel hygiene
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Ideally in first half hour, and another 6-8 hours
Colostrum
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Colostrum bank
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Freezer - <1 year, defrost in warm water bath (max.50C)
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Feeding calves
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Milk replacer
Based on skim-milk or whey
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Extra feed (& warmth): 0.3 l per 5C below LCT
- <15C for calves <3weeks
- <10C for calves >3weeks
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Space allowance
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Groups
- 1.5 m^2 up to 150kg
- 2 m^2 for 150-200kg
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Housing hygiene
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Bedding: plenty, clean, dry
StaffL boot dip, dedicated clothing
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All-in, all-out system ideal
Target DLWG: 0.7-0.8kg
Weaning: when eating >1kg concentrate per day
Weaning stressful so dont do other activities while weaning (e.g. disbudding)
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Growing heifers
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Bulling heifers
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Herd integration - herd hierarchy, cubicle training, parlour training?