# Cattle from Mexico are tested for screwworm at the border | AP News

> Mexican cattle are being tested for New World screwworm at the US border as containment efforts continue. The parasitic fly larva has threatened the $113 billion US cattle industry, and border closures have cut off a major source of feeder cattle.

- Date: 2026-10-26 · published 2026-10-26T12:00:00.000Z
- Category: disease · region US-Mexico border · magnitude medium
- Page: https://feedsoft.ai/events/17077-cattle-from-mexico-are-tested-for-screwworm-at-the-border-ap-news
- Commodities: [Feeder Cattle](https://feedsoft.ai/c/FCATTLE.md), [Live Cattle](https://feedsoft.ai/c/LCATTLE.md)

## Why it matters

Continued border restrictions keep Mexican feeder supply tight, which supports US cattle prices. Any new detection could extend closures and push prices higher.

## Read by commodity

- FCATTLE: bullish ▲
- LCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| 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 | 2025-01-13 | [Mexican cattle banned from Texas due to screwworm threat - The Texas Tribune](https://feedsoft.ai/events/26445-mexican-cattle-banned-from-texas-due-to-screwworm-threat-the-texas-tribune.md) | +0.4% | -1.6% |
| FCATTLE | 2025-05-13 | [Mexico to tighten cattle flows from south, rules out shutting border over screwworm](https://feedsoft.ai/events/24641-mexico-to-tighten-cattle-flows-from-south-rules-out-shutting-border-over.md) | -2.4% | +3.3% |
| FCATTLE | 2023-10-23 | [Mexico boosts controls on cattle after new screwworm case found near US border in Nuevo Leon](https://feedsoft.ai/events/33561-mexico-boosts-controls-on-cattle-after-new-screwworm-case-found-near-us-border.md) | -2.0% | -5.5% |
| FCATTLE | 2024-11-27 | [Cattle Imports from Mexico Restricted after New World Screwworm Detection \| Ohio BEEF Cattle Letter](https://feedsoft.ai/events/27350-cattle-imports-from-mexico-restricted-after-new-world-screwworm-detection-ohio.md) | -0.4% | +0.5% |
| LCATTLE | 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) | -0.8% | +0.3% |
| LCATTLE | 2025-01-13 | [Mexican cattle banned from Texas due to screwworm threat - The Texas Tribune](https://feedsoft.ai/events/26445-mexican-cattle-banned-from-texas-due-to-screwworm-threat-the-texas-tribune.md) | +0.4% | +3.2% |
| LCATTLE | 2025-05-13 | [Mexico to tighten cattle flows from south, rules out shutting border over screwworm](https://feedsoft.ai/events/24641-mexico-to-tighten-cattle-flows-from-south-rules-out-shutting-border-over.md) | -0.5% | +5.0% |

## Sources

- apnews.com: https://apnews.com/article/screwworm-cattle-imports-mexico-agriculture-d3012f8391db129f099ef9000c9a796b

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