Beef

Question 1

Target weights?

Answer 1

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

Carcass:
Heifer - 280kg
Bullocks- 300 kg

Question 2

Feed protein compositions?

Answer 2

Calves - 18% CP
Finishers - 16% CP

Question 3

Profits per kg

Answer 3

roughly €5 per kg

Question 4

What is the bonus for having hereford or angus?

Answer 4

20 c & 20c more for bord bia quality assurance

Question 5

What is the fat content of beef?

Answer 5

3-5%

Question 6

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

Answer 6

Norway

Question 7

What is the value of the beef industry in ireland?

Answer 7

2.43billion

Question 8

What is the avg. carcass weight in Ireland?

Answer 8

330kg

Question 9

Which of the following helps papillae development in the rumen?

Answer 9

Butyrate

Question 10

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

Answer 10

• Mid Pregnancy = 3.0
• Mating = >2
• Calving = 2.5

Question 11

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

Answer 11

403

Question 12

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

Answer 12

32.5 months

Question 13

What order does fat lay down in?

Answer 13

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

Question 14

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

Answer 14

Fibre = 10%
Crude oil = <4%

Question 15

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

Answer 15

• Beef = 50%
• Weaning = 85%

Question 16

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

Answer 16

Cryptosporidium

Question 17

What % does Asia contribute to world beef trade?

Answer 17

35%

Question 18

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

Answer 18

0.7 kg/day + 100 kg

Question 19

What has the biggest effect on tenderness of beef?

Answer 19

Post Slaughter Management

Question 20

What chemical in grass causes yellowness in beef fat?

Answer 20

Keratin

Question 21

What is the major influence on molecular/follicular growth ?

Answer 21

LH pulse frequency

Question 22

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

Answer 22

Pre-partum feeding ( before calving)

Question 23

How has Brazil Increased their production?

Answer 23

Due to increased use of genetics through crossbreeding programmes.

Question 24

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

Answer 24

1.2kg

Question 25

Crossbred vs purebred % gain from hybrid vigour?

Answer 25

13% higher weight at weaning

Question 26

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

Answer 26

35%

Question 27

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

Answer 27

6c/kg

Question 28

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

Answer 28

Stocking Rate x Output/Lu = Total Output/ha

Question 29

What % of cows are continental crossbred?

Answer 29

>70%

Question 30

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

Answer 30

Lower conception rates

Question 31

What is the % of AI used in beef?

Answer 31

18%

Question 32

What % of total beef world exports come from Brazil?

Answer 32

32%

Question 33

Brazils beef industry:

Answer 33

- Worlds largest exporter - 2nd largest producer - 3rd biggest consumer

Question 34

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

Answer 34

The US

Question 35

Why is it difficult to export from Brazil?

Answer 35

Farm safety, Traceability

Question 36

What gives Brazil such a unique competitive position?

Answer 36

Vast land areas, plenty of water

Question 37

what is 1 livestock unit in Brazil (AU)?

Answer 37

1 450kg animal

Question 38

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

Answer 38

1 AU/ha, 22AU/ha

Question 39

Turnout to weaning growth rate for spring born male suckler?

Answer 39

1.2kg/day

Question 40

Suckler weight at weaning?

Answer 40

Male= 300-320kg Female= 300kg

Question 41

Target suckler growth rate over winter?

Answer 41

0.5-0.7kg/day

Question 42

Suckler target weight at March turn out?

Answer 42

Male - 390 kg Female - 375 kg