60) Meat and milk production of domestic animals, production traits Flashcards Preview

Genetics > 60) Meat and milk production of domestic animals, production traits > Flashcards

Flashcards in 60) Meat and milk production of domestic animals, production traits Deck (18)
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1
Q

List the main resources through breeding

A
  • Meat
  • Milk
  • Eggs
  • Wool
2
Q

Meat productive species

A
  • Cattle
  • Buffalo
  • Swine
  • Sheep
  • Horse
3
Q

How many tonnes of meat are produced each year?

A

270 million

4
Q

Pork production is …% of total meat production

A

38%

5
Q

Beef production is …% of total meat production

A

25%

6
Q

Largest producer of pork

A

China (49%)

7
Q

Largest producer of beef

A
  • USA
  • Brazil
  • Argentina
  • Australia
8
Q

Poultry production is …% of total meat production

A

35%

9
Q

Lamb/mutton production is …% of total meat production

A

5%

10
Q

Meat production ability is dependent on…

A
  • Polygenic characteristics
  • Population reproductive capacity
  • Growth, duration of growth, capacity
11
Q

Muscle building decreases with increasing…

A

Age

12
Q

Meat quality is dependent on…

A
  • Energy level
  • Dry matter content
  • Fat/protein/water/mineral content
  • Vitamins
  • Cholesterol
13
Q

Milk is produced by…

A
  • Cattle
  • Sheep
  • Goat
  • Buffalo
  • Camel
  • Horse
14
Q

Give the world milk production per year

A

600 million tonnes cow milk

15
Q

Largest producers of milk

A
  • USA
  • India
  • China
16
Q

Contents of milk

A
  • Milk fat
  • Lactose
  • Protein
  • Urea
  • Acetone
17
Q

Components of the milk industry

A
  • Primary: Quantity, composition
  • Secondary: Persistency, milking speed
18
Q

Determination of milk quality

A
  • Daily milk production
  • Lactation production
  • Life performance (total quantity throughout life)
  • No. of lactations (Determines economic productivity)

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