# Screwworm cases prompt another border closure

> The US closed its border to Mexican cattle on May 11 after screwworm cases were reported in Veracruz, Oaxaca and Tabasco. Feedyards are feeling the squeeze as feeder cattle imports, which had recovered to about 20,000 head a week, fall below 2024 levels.

- Date: 2025-05-27 · published 2025-05-27T12:00:00.000Z
- Category: disease · region US · magnitude medium
- Page: https://feedsoft.ai/events/24640-screwworm-cases-prompt-another-border-closure
- Commodities: [Feeder Cattle](https://feedsoft.ai/c/FCATTLE.md)

## Why it matters

Tighter feeder supplies raise input costs for feedyards and support feeder cattle prices through the summer.

## Read by commodity

- FCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| FCATTLE | 2026-02-24 | [Border closure over New World Screwworm threat ripples across U.S. beef industry](https://feedsoft.ai/events/20539-border-closure-over-new-world-screwworm-threat-ripples-across-u-s-beef-industry.md) | -1.9% | -1.6% |
| FCATTLE | 2026-10-26 | [Cattle from Mexico are tested for screwworm at the border \| AP News](https://feedsoft.ai/events/17077-cattle-from-mexico-are-tested-for-screwworm-at-the-border-ap-news.md) | -3.5% | — |
| FCATTLE | 2025-09-22 | [Mexico steps up controls after new screwworm case near US border \| AP News](https://feedsoft.ai/events/22810-mexico-steps-up-controls-after-new-screwworm-case-near-us-border-ap-news.md) | -0.6% | +3.6% |
| FCATTLE | 2026-01-06 | [As Screwworm Inches Closer, When Could the U.S. Reopen the Southern Border to Cattle Imports? - Drovers](https://feedsoft.ai/events/21009-as-screwworm-inches-closer-when-could-the-u-s-reopen-the-southern-border-to.md) | +0.9% | +2.5% |
| FCATTLE | 2026-01-03 | [U.S. livestock: Cattle futures surge as second screwworm case announced \| The Western Producer](https://feedsoft.ai/events/21012-u-s-livestock-cattle-futures-surge-as-second-screwworm-case-announced-the.md) | +1.3% | +2.9% |

## Sources

- farmprogress.com: https://www.farmprogress.com/livestock/us-mexico-border-closure-due-to-screwworm-outbreak-impacts-cattle-industry

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