Reprod Flashcards by Lea Damler

Q

Sheep ovarian cycle

A

17-18 days

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Q

Goat ovarian cycle

A

19-23 days

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Q

Dog ovarian cycle

A

4-11 months

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Q

Cat ovarian cycle

A

Alternate
14-21 days ovulatory
Anovulatory

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Q

Cattle ovarian cycle

A

20-21 days

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Q

Horse ovarian cycle

A

20-21 days

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Q

When do hens start laying eggs

A

22 weeks

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Q

When do turkeys start laying eggs

A

34 weeks

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Q

Sheep heat duration

A

30 hrs

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Q

Goat heat duration

A

36-36 hrs

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Q

Cattle heat duration

A

24.48 hrs

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Q

Dog heat duration

A

1,5-2 weeks?

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Q

Cat heat duration

A

Induced ovulator

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Q

Dog seasonality

A

Mono- or di-estrus

ø true seasonality

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Q

Cat seasonality

A

Seasonal polyestrus

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Q

Horse seasonality

A

Seasonally polyestrus

Q

Cattle seasonality

A

Polyestrus, no seasonality

Q

Swine seasonality

A

(Seasonal) polyestrus

Q

Swine heat duration

A

2-3 days

Q

Sheep seasonality

A

Seasonal polyestrus (8-10 cycles)

Q

Goat seasonality

A

Seasonal polyestrus (8-10 cycles)

Q

Dog gestation

A

60-65 days

Q

Cat gestation

A

63 days

Q

Cattle gestation

A

280 days

Q

Horse gestation

A

336 days

Q

Sheep gestation

A

145-150 days

Q

Goat gestation

A

150 days

Q

Dog maturity

A

6-12 months depending on breed

Q

Cat maturity

A

Queen 9 months

Tom 12 months

Q

Cattle maturity

A

12-16 months

Q

Swine gestation

A

115 days (3 months, 3 weeks, 3 days)

Q

Horse maturity

A

16-18 months, mature 3-5 yrs

Q

Sheep maturity

A

8 months

Q

Goat maturity

A

8 months

Q

Milk yield and composition
Holstein
Jersey
Brown swiss

A

H: 3.5, 3.1, 4.9 (8000-12 000kg)
J: 5.5, 3.9, 4.9 (5400 kg)
BS: 4.0, 3.6, 5.0 (9000 kg)

Q

Milk yield and composition

Sheep

A

5.3
5.5
4.6
150-500 kg/yr

Q

Milk yield and composition

Goat

A

3.5
3.1
4.6
660-1800 kg/yr

Q

Milk composition

Horse

A

6
7
1