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DNA Sire Requirements
All Purebred litters recorded with NSR since July 2004 are required to be sired by a boar that is negative of the Stress Gene. If you have a boar that you are using to breed sows within your herd, a Stress Gene test must have been completed prior to recording litters.
To fulfill these requirements, you can order a DNA card from the National Swine Registry for $4. Once you receive the DNA card, you will notice there are 4 circles on the DNA card. Please get DNA in all 4 circles. The most preferred form of DNA is blood, because it lasts longer on the DNA card and is much easier for the lab to read. Another acceptable form of DNA is semen. If you choose to submit semen as DNA, you must use raw semen that does not have any extender in it. Once you [ … ]
When recording your pigs, please keep in mind the National Swine Registry has requirements for all purebred sires. These standards help maintain the integrity of the breeds and ensure that proper DNA specifications have been met on sires.
If you artificially inseminated your sow with purchased semen, you will need to contact the boar stud where you obtained the semen and request an AI certificate before recording your litter. To submit the request, the stud will need to have your 2-4 letter Herdmark. If you have not been set up with a Herdmark yet, please contact the National Swine Registry. Once you request this, the boar stud will issue your AI certificate directly to the NSR. When you turn in the litter registration application, NSR will use your Herdmark to match the AI certificate with the litter.
When requesting an AI certificate, please remember to ask the boar stud for the sire’s registration number and ear notch. [ … ]