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 4. Scanning - What can be done and what does it cost
The range of uses for scanning is wider than is generally realised and the various options are shown.
Wet & dry scan
Scanning is used to identify the pregnant and non-pregnant ewes.
Twin scan
Scanning is used to identify the dry ewes, singles-bearing and twin-bearing ewes.
Early & late scan
Scanning is used to separate early from late-lambing ewes.
Foetus number scan
Scanning is used to determine the exact number of foetus, such as one and only one, two and only two, three and only three and so on.
AI scan
Scanning is used to identify ewes pregnant as a result of an AI program and separate them from those ewes pregnant to a backup ram.
Foetus ageing scan
Scanning is used to determine the ages of the foetus. These scans are usually conducted to determine the cycle of joining in which ewes have conceived. Such scans are conducted in order to determine the success or otherwise of a particular mating program.
Fertility status scan
Scanning is used to evaluate the reproductive status of a flock and identify any problems.
Additional procedures
It is worth remembering that in many situations the ewes can be drafted as they come off the sheep handler and may be drenched, vaccinated or have any other management practices completed while being handled for scanning.
Base Rate
A base rate applies where the numbers of sheep to be scanned are low.
Scanning Charges
Scanning charges are determined by negotiation are mostly comparable to the going rates of $0.60 to $0.90 for the most commonly conducted exercises.
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