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New Mexico | Clay Center, Nebraska, has developed a twinning herd.
http://www.marc.usda.gov/
The Cattle sale there is Feb 2nd thru the 4th. There will be 29 twinners on sale. High end of those has an 85% twin affect every calf crop with an 85% accuracy rating epd / UP for the twinning trait.
Whole deal is genetics first then a highly complimentary enviro too.
It takes the TRAIT to drop extra eggs.
Then it takes calories too, during ovulation.
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