# Why We Must Vaccinate US Dairy Cattle Against HPAI H5N1 | The Journal of Infectious Diseases | Oxford Academic

> A Journal of Infectious Diseases commentary argues that the US H5N1 epizootic in dairy cattle should be addressed with a vaccination program. The authors say four years of biosecurity measures have not contained the outbreak.

- Date: 2026-03-20 · published 2026-03-20T12:00:00.000Z
- Category: disease · region US · magnitude low
- Page: https://feedsoft.ai/events/15928-why-we-must-vaccinate-us-dairy-cattle-against-hpai-h5n1-the-journal-of
- Commodities: [Milk (Class III)](https://feedsoft.ai/c/MILK.md)

## Why it matters

This is an opinion piece that proposes a policy change but does not alter current supply or prices, so market impact is negligible.

## Read by commodity

- MILK: neutral

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| MILK | 2026-05-05 | [Dairy farms in California may transmit H5N1 virus through multiple sources](https://feedsoft.ai/events/15913-dairy-farms-in-california-may-transmit-h5n1-virus-through-multiple-sources.md) | +0.4% | -0.2% |
| MILK | 2026-04-24 | [Researchers develop promising livestock vaccine against H5N1](https://feedsoft.ai/events/15918-researchers-develop-promising-livestock-vaccine-against-h5n1.md) | +2.0% | +0.4% |
| MILK | 2025-07-31 | [The changing landscape of Livestock Diseases in 2025 \| CLAL News](https://feedsoft.ai/events/15985-the-changing-landscape-of-livestock-diseases-in-2025-clal-news.md) | +1.6% | +1.8% |
| MILK | 2024-04-28 | [Influenza A (H5N1) of avian origin in domestic livestock in the USA - GOV.UK](https://feedsoft.ai/events/16098-influenza-a-h5n1-of-avian-origin-in-domestic-livestock-in-the-usa-gov-uk.md) | +18.6% | +19.7% |
| MILK | 2025-12-19 | [Update: Genetic Sequencing Results for Wisconsin Dairy Herd Detection of Highly Pathogenic Avian Influenza \| APHIS](https://feedsoft.ai/events/15946-update-genetic-sequencing-results-for-wisconsin-dairy-herd-detection-of-highly.md) | +0.4% | -6.6% |

## Sources

- academic.oup.com: https://academic.oup.com/jid/article-abstract/234/2/172/8529334

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