From scanning a few articles it appears this happened over the weekend so the die-off probably occurred over the course of a couple-few days. Assuming no corruption, it will be interesting to hear the results of the necropsies.
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" ... In a large event like this, veterinarians will have to do necropsies to determine likely cause of death, Theurer says, for insurance and indemnity program documentation. Animal IDs will be recorded for the accounting department. ..."
From scanning a few articles it appears this happened over the weekend so the die-off probably occurred over the course of a couple-few days. Assuming no corruption, it will be interesting to hear the results of the necropsies.
.
" ... In a large event like this, veterinarians will have to do necropsies to determine likely cause of death, Theurer says, for insurance and indemnity program documentation. Animal IDs will be recorded for the accounting department. ..."
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https://www.beefmagazine.com/news/rare-heatwave-hits-southwest-kansas-contributes-high-feeder-cattle-death-losses