Beef cattle

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32 Terms

1
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What are the features of traditional British breeds

  • Small mature size so low maintenance costs

  • Early maturing

  • Hardy to climate and environment

  • Suited to a forage system

  • Good suckler cow

2
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What are the features of continental breeds

  • Large mature size

  • Late maturing

  • Higher demands

  • More carcass

  • Good terminal sires

3
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What is the average size of a breeding herd

28 cows

4
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What is the scale of the industry

  • 1.6 million breeding cows

  • 0.4 million breeding heifers

  • 2.5 million fattening and slaughter cows

5
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What is included on a cattle passport

  • ID

  • Dam

  • Movements

  • Death

6
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What should the BCS of a cow be during calving

  • 2.5 for mature cows

  • 3.0 for 1st and 2nd time calvers

7
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What are the essential components of a profitable sucker herd

  • Low feed cost

  • Longevity

  • Tight calving pattern

  • 1x calf every 365 days

  • Low calf mortality

  • Solid replacement policy

8
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What is the target for an efficient cow

Rear her calf to >50% of her own bodyweight at weaning

9
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What are the pros of spring calving

  • Matches grass growth with peak lactation

  • Calves are weaned in autumn when pasture quality declines

  • Cows are dry over winter

  • Better weather for calving

10
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What are the cons of spring calving

  • Spring weather can be unpredictable

  • Labour can be high if coinciding with arable work and lambing

11
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What are pros of autumn calving

  • Calves are older and heavier at spring turnout

  • Can be sold in summer when prices are higher

  • Less conflict with spring arable work

  • Housing may be less crowded

12
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What are cons of autumn calving

  • High winter feed costs for lactating cows and young calves

  • Housing space needed during winter

  • Calving season during poorer weather

13
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What are the nutritional guidelines

knowt flashcard image
14
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When should calves be weaned

  • When 6-8 months old

  • Wean earlier if a cow has a low BCS

  • Wean later if a cow has a high BCS

15
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How much more energy is required is a cow is out-wintering

15% extra energy requirements

16
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What are the requirements of a cow producing veal

  • Dairy bred male calves

  • Fed milk based diet throughout with some had feed and straw

  • DLWG of 1.2-1.4 kg/day

  • Slaughtered at 6-7 months old

  • 300 kg live weight at slaughter

  • 150 kg deaf weight at slaughter

17
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What are the welfare standards of calves producing veal

  • Crates are banned

  • Must be group housed from 8 weeks old

  • Diet must meet minimum iron and fibre requirements to prevent anaemia and improve welfare

18
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What are the requirements for a calve producing rose veal

  • Weaned off milk at 6-12 weeks

  • Diet includes starchy feeds and straw

  • Slaughtered at 8-12 months

  • 400 kg LW at slaughter

  • 200 kg DW at slaughter

19
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What is the DLGW of suckler calves

  • 1.2 kg bulls

  • 1.0 kg steers and heifers

20
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What are the rules of selling calves

  • Illegal under 7 days old

  • No resale within 28 days

  • Navel must be healed

21
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What are the rules of transporting calves

  • Illegal under 10 days old

  • Illegal under 14 days old if the journey is over 8 hours

  • Navel must be healed

22
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What is creep feed

  • Starts minimum of 6-12 weeks prior to weaning

  • Preserves cows BCS

  • Primes rumen for post weaning diet

23
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What is the percentage weight gain from dam’s milk

  • 100% in 1st month of life

  • 66% in 3rd month of life

  • 33% in 6th month of life

24
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What are the options after weaning

  • Intensive - finish between 12 to 14 months

  • Extensive - finish between 18 to 30 months

  • Sell as store cattle - sold between 6 to 12 months

  • Fattening growing cattle - weaned and reared for meat

  • Finishing cattle - max weight gain a few weeks prior to slaughter

25
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What are barley and silage beef cows

  • Late maturing breeds

  • Housed

  • Target weight of 520 kg

  • DLWG of 1.2 kg

  • Feed conversion ratio of 5:1

26
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What are the diet options for barley and silage beef cows

  • Silage and 3 kg of barley

  • Ad-lib barley and straw

27
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What is the buller-steer problem

  • One animal is repeatedly mounted or ridden by others

  • Causes pain, exhaustion and death

  • Causes bruising downgrading carcass value

28
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What are clinical problems with barley beef

  • Carbohydrate overload causing bloat, rumen acidoses and liver abscessation

  • Hypovitaminosis A

  • Lameness

  • Pneumonia

29
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What is feed conservation ratio

How many kg of feed is required for 1 kg of weight gain

30
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How is feed conservation ratio calculated

Total feed to group of cattle / bodyweight gained in group

31
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What is the killing out percentage

(Saleable carcass weight / live weight) x 100

32
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What factors effect killing out percentage

  • Nutrition - high roughage diet

  • Gender - steers have heavier skull and skin, heifers have greater fat content

  • Age - older have greater fat content

  • Breed