Module 10 knowledge checker

Aim to lamb a month before peak pasture production.

When managing breeding flocks, which of the following strategies should be considered?

Join maiden ewes and adults separately
Avoid joining ewes within two weeks of shearing as shearing can disrupt cycling activity
Avoid joining ewes with full wool as joining can be more physically difficult
Pay particular attention to the pastures sheep are eating during joining as some can be toxic at different times
All of the above

What is the recommended joining ratio for rams to maiden ewes?

How long should rams and ewes be joined for?

The optimum birth weight for lamb survival is between 4.5 and 5.5 kg.

Which of the following recommendations is NOT true?

It is not recommended to shear or crutch ewes within 4 weeks from the start of lambing
Carry out annual 6-in-1 booster vaccination of ewes between 4-6 weeks before lambing
Controlling fox predation can be postponed until after lambing

Which of the following factors increase lamb mortality?

Sheltered paddocks can reduce lamb mortality rates by about 10%.

Ewe weaners should be managed to reach growth targets after weaning to achieve satisfactory lifetime reproduction performance.

How many weeks after the start of lambing should lambs be weaned?

Small but consistent gains can be made towards weaning more lambs by keeping ewes that fail to rear their young.

Which Australian Sheep Breeding Value (ASBV) trait does not relate to reproduction performance?

Module 10: Wean more lambs