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PWE Interview > Beef > Flashcards

Beef Flashcards

1
Q

Target weights?

A

Weaning - 220kg
1st housing - 250-280kg
2nd housing - 490 kg
Slaughter - 620 kg live weight

Carcass:
Heifer - 280kg
Bullocks- 300 kg

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2
Q

Feed protein compositions?

A

Calves - 18% CP
Finishers - 16% CP

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3
Q

Profits per kg

A

roughly €5 per kg

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4
Q

What is the bonus for having hereford or angus?

A

20 c & 20c more for bord bia quality assurance

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5
Q

What is the fat content of beef?

A

3-5%

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6
Q

Which of these countries is Ireland not a main exporter to?

A

Norway

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7
Q

What is the value of the beef industry in ireland?

A

2.43billion

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8
Q

What is the avg. carcass weight in Ireland?

A

330kg

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9
Q

Which of the following helps papillae development in the rumen?

A

Butyrate

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10
Q

What is the BCS for a spring calving suckler cow at:

A
  • Mid Pregnancy = 3.0
  • Mating = >2
  • Calving = 2.5
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11
Q

Desired calcving interval = 365, What is Irelands calving interval?

A

403

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12
Q

Desired age at calving = 24months, what is Irelands avg. age at calving?

A

32.5 months

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13
Q

What order does fat lay down in?

A

1.) Kindey Channel
2.) Intramuscular
3.) Subduct
4.)Intramuscular

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14
Q

In Dairy calf to beef ration what are the % fibre & % crude oil content?

A

Fibre = 10%
Crude oil = <4%

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15
Q

What % is the cost of feeding a cow in calf to beef vs calf to weaning?

A
  • Beef = 50%
  • Weaning = 85%
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16
Q

Which of the following protozoa is a major cause of diarrhoea in calves?

A

Cryptosporidium

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17
Q

What % does Asia contribute to world beef trade?

A

35%

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18
Q

Friesian calf - Avg. Daily gain + Weight at 12 wks

A

0.7 kg/day + 100 kg

19
Q

What has the biggest effect on tenderness of beef?

A

Post Slaughter Management

20
Q

What chemical in grass causes yellowness in beef fat?

A

Keratin

21
Q

What is the major influence on molecular/follicular growth ?

A

LH pulse frequency

22
Q

When does feeding/nutrition have the largest effect on PPI (Post-partum interval)?

A

Pre-partum feeding ( before calving)

23
Q

How has Brazil Increased their production?

A

Due to increased use of genetics through crossbreeding programmes.

24
Q

What growth is expected for a calf ad libitum from birth to slaughter?

A

1.2kg

25
Q

Crossbred vs purebred % gain from hybrid vigour?

A

13% higher weight at weaning

26
Q

What is the economic value of milk as a % in the Eurostar System?

A

35%

27
Q

What is the Cost/Price difference between a U+ & an R+?

A

6c/kg

28
Q

Fill in whats missing:
Stocking Rate x ________ = Total Output/ha

A

Stocking Rate x Output/Lu = Total Output/ha

29
Q

What % of cows are continental crossbred?

A

> 70%

30
Q

Which of the following is not a major factor why AI is not used in beef?

A

Lower conception rates

31
Q

What is the % of AI used in beef?

A

18%

32
Q

What % of total beef world exports come from Brazil?

A

32%

33
Q

Brazils beef industry:

A
  • Worlds largest exporter
  • 2nd largest producer
  • 3rd biggest consumer
34
Q

Who is the largest producer & consumer of beef in the world?

A

The US

35
Q

Why is it difficult to export from Brazil?

A

Farm safety, Traceability

36
Q

What gives Brazil such a unique competitive position?

A

Vast land areas, plenty of water

37
Q

what is 1 livestock unit in Brazil (AU)?

A

1 450kg animal

38
Q

What is the Average stocking rate in Brazil, potential stocking rate?

A

1 AU/ha, 22AU/ha

39
Q

Turnout to weaning growth rate for spring born male suckler?

A

1.2kg/day

40
Q

Suckler weight at weaning?

A

Male= 300-320kg
Female= 300kg

41
Q

Target suckler growth rate over winter?

A

0.5-0.7kg/day

42
Q

Suckler target weight at March turn out?

A

Male - 390 kg
Female - 375 kg

43
Q
A

PWE Interview (7 decks)

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