# Avian flu strikes more poultry flocks as WOAH weighs in on vaccination and trade | CIDRAP

> Highly pathogenic avian flu outbreaks hit more US poultry farms, including a Ohio layer pullet farm with 1.3 million birds, turkey farms in Minnesota and Michigan, and a California layer farm with 709,000 birds. APHIS reported 13.2 million birds lost over the last 30 days and a record 79.3 million since February 2022, and WOAH issued a policy brief on vaccination and trade.

- Date: 2023-12-28 · published 2023-12-28T12:00:00.000Z
- Category: disease · region US · magnitude medium
- Page: https://feedsoft.ai/events/16136-avian-flu-strikes-more-poultry-flocks-as-woah-weighs-in-on-vaccination-and
- Commodities: [Chicken](https://feedsoft.ai/c/CHICKEN.md), [Corn](https://feedsoft.ai/c/CORN.md), [Soybean Meal](https://feedsoft.ai/c/SBM.md)

## Why it matters

Losses of over 13 million birds in a month tighten US egg and turkey supply and support prices, lifting demand for feed grains and meal.

## Read by commodity

- SBM: neutral
- CORN: neutral
- CHICKEN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2021-11-15 | [Japan, South Korea report avian flu in poultry flocks \| WATTPoultry.com](https://feedsoft.ai/events/44062-japan-south-korea-report-avian-flu-in-poultry-flocks-wattpoultry-com.md) | -2.1% | +1.5% |
| CORN | 2022-11-03 | [U.S. Approaches Record Number of Avian Influenza Outbreaks in Wild Birds and Poultry \| Bird Flu \| CDC](https://feedsoft.ai/events/16231-u-s-approaches-record-number-of-avian-influenza-outbreaks-in-wild-birds-and.md) | -0.6% | -3.9% |
| CORN | 2026-03-01 | [More avian flu outbreaks in Pennsylvania, Colorado](https://feedsoft.ai/events/20603-more-avian-flu-outbreaks-in-pennsylvania-colorado.md) | +2.0% | +5.1% |
| CORN | 2019-07-08 | [Weather blamed for Taiwan’s spike in avian flu cases \| WATTAgNet \| WATTPoultry.com](https://feedsoft.ai/events/57972-weather-blamed-for-taiwan-s-spike-in-avian-flu-cases-wattagnet-wattpoultry-com.md) | +2.0% | -3.2% |
| CORN | 2018-05-07 | [Further outbreaks of avian flu hit poultry in Asia, Africa \| WATTAgNet \| WATTPoultry.com](https://feedsoft.ai/events/64897-further-outbreaks-of-avian-flu-hit-poultry-in-asia-africa-wattagnet-wattpoultry.md) | +0.2% | +0.3% |
| SBM | 2018-02-13 | [South African Poultry Association Reports on Impact of Avian Flu on Poultry Industry - Parliament of South Africa](https://feedsoft.ai/events/66502-south-african-poultry-association-reports-on-impact-of-avian-flu-on-poultry.md) | +5.2% | +4.1% |
| SBM | 2022-11-03 | [U.S. Approaches Record Number of Avian Influenza Outbreaks in Wild Birds and Poultry \| Bird Flu \| CDC](https://feedsoft.ai/events/16231-u-s-approaches-record-number-of-avian-influenza-outbreaks-in-wild-birds-and.md) | -1.9% | -1.9% |
| SBM | 2026-03-01 | [More avian flu outbreaks in Pennsylvania, Colorado](https://feedsoft.ai/events/20603-more-avian-flu-outbreaks-in-pennsylvania-colorado.md) | -0.1% | +1.0% |

## Sources

- cidrap.umn.edu: https://www.cidrap.umn.edu/avian-influenza-bird-flu/avian-flu-strikes-more-poultry-flocks-woah-weighs-vaccination-and-trade

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