# Avian flu spreads to cows and people | College of Veterinary Medicine

> Ohio State University researchers said H5N1 bird flu has spread to dairy cattle and human farm workers and continues to circulate in wild birds. They said there is no evidence of person-to-person spread, but the virus's spread among mammals is a growing concern.

- Date: 2025-04-07 · published 2025-04-07T12:00:00.000Z
- Category: disease · region US · magnitude low
- Page: https://feedsoft.ai/events/16008-avian-flu-spreads-to-cows-and-people-college-of-veterinary-medicine
- Commodities: [Lean Hogs](https://feedsoft.ai/c/HOGS.md), [Chicken](https://feedsoft.ai/c/CHICKEN.md), [Soybean Meal](https://feedsoft.ai/c/SBM.md)

## Why it matters

Persistent infection in wild birds and dairy herds raises the risk of recurring poultry and dairy disruptions, though no immediate supply shock is reported.

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| HOGS | 2025-02-26 | [As bird flu spreads to cows and infected people, here’s what to know about the latest avian flu strains \| College of Veterinary Medicine](https://feedsoft.ai/events/16025-as-bird-flu-spreads-to-cows-and-infected-people-here-s-what-to-know-about-the.md) | -2.3% | -0.2% |
| HOGS | 2024-06-20 | [Avian Flu Updates \| Weill School of Veterinary Medicine](https://feedsoft.ai/events/16084-avian-flu-updates-weill-school-of-veterinary-medicine.md) | -2.7% | -1.8% |
| HOGS | 2025-08-06 | [Global watchdogs: Preparing the U.S. for foreign animal disease threats \| College of Veterinary Medicine](https://feedsoft.ai/events/15973-global-watchdogs-preparing-the-u-s-for-foreign-animal-disease-threats-college.md) | +0.6% | -8.8% |
| HOGS | 2025-01-29 | [Chickens and cows and cougars, oh HPA-I!  \| Veterinary Medicine Extension \|  Washington State University](https://feedsoft.ai/events/16031-chickens-and-cows-and-cougars-oh-hpa-i-veterinary-medicine-extension-washington.md) | +1.7% | +5.4% |
| HOGS | 2019-01-23 | [ASF Continues Spread in China and FMD on the Move in South Africa – American Association of Swine Veterinarians](https://feedsoft.ai/events/60978-asf-continues-spread-in-china-and-fmd-on-the-move-in-south-africa-american.md) | -4.4% | -6.6% |
| SBM | 2025-02-26 | [As bird flu spreads to cows and infected people, here’s what to know about the latest avian flu strains \| College of Veterinary Medicine](https://feedsoft.ai/events/16025-as-bird-flu-spreads-to-cows-and-infected-people-here-s-what-to-know-about-the.md) | -2.1% | +0.9% |
| SBM | 2024-06-20 | [Avian Flu Updates \| Weill School of Veterinary Medicine](https://feedsoft.ai/events/16084-avian-flu-updates-weill-school-of-veterinary-medicine.md) | -1.4% | -7.7% |
| SBM | 2025-08-06 | [Global watchdogs: Preparing the U.S. for foreign animal disease threats \| College of Veterinary Medicine](https://feedsoft.ai/events/15973-global-watchdogs-preparing-the-u-s-for-foreign-animal-disease-threats-college.md) | +1.4% | +0.9% |

## Sources

- vet.osu.edu: https://vet.osu.edu/news/avian-flu-spreads-cows-and-people

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Data from Feedsoft AI (https://feedsoft.ai/). For information only; not investment advice.