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U.S. Swine Herd Marks Four Years Without a Positive TGEV Case

By Abbey Canon

More than 500,000 PCRs from all age groups and farm types across 47 states have been tested since 2021.

Transmissible gastroenteritis is a highly contagious viral illness affecting swine of all ages, marked by symptoms such as diarrhea and vomiting. The disease is triggered by the TGE virus, which belongs to the Coronaviridae family. Piglets younger than two weeks often experience high mortality rates, though the fatality rate decreases as they age.

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How the corn-soy diet transformed swine nutrition

Video: How the corn-soy diet transformed swine nutrition

At the 2026 ASAS Midwest Section meeting, Dr. Robert Easter, professor emeritus of swine nutrition at the University of Illinois, spoke at the U.S. Soy sponsored Swine Application Symposium, offering a historical perspective on one of the most important developments in modern pig production: the corn-soybean meal diet. What today is considered a foundational feeding strategy was not always obvious or even accepted.