# Screwworms impacting cattle trade

> Beef Magazine reports that the US closed its border to northbound live cattle after the NWS detection in Chiapas. NAISMA warned that the pest has spread through Central America and that infestations are hard to detect early.

- Date: 2024-11-28 · published 2024-11-28T12:00:00.000Z
- Category: disease · region US · magnitude medium
- Page: https://feedsoft.ai/events/27348-screwworms-impacting-cattle-trade
- Commodities: [Feeder Cattle](https://feedsoft.ai/c/FCATTLE.md), [Live Cattle](https://feedsoft.ai/c/LCATTLE.md)

## Why it matters

The border closure removes a significant feeder supply source, and any spread into the US would widen the supply disruption and raise cattle prices further.

## Read by commodity

- FCATTLE: bullish ▲
- LCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| FCATTLE | 2026-05-01 | [More Screwworm Cases in Mexico Threaten Cattle Trade With US](https://feedsoft.ai/events/19652-more-screwworm-cases-in-mexico-threaten-cattle-trade-with-us.md) | -2.0% | -6.8% |
| FCATTLE | 2025-01-27 | [Screwworms Are Crawling Toward Texas. Can a Cattle-Import Pause Help?](https://feedsoft.ai/events/26450-screwworms-are-crawling-toward-texas-can-a-cattle-import-pause-help.md) | -1.1% | -2.3% |
| FCATTLE | 2026-06-09 | [Texas screwworm case drives cattle rally](https://feedsoft.ai/events/18947-texas-screwworm-case-drives-cattle-rally.md) | +3.1% | +3.2% |
| FCATTLE | 2026-03-27 | [Screwworm Fears are Reshaping the U.S. Cattle Feeding Industry](https://feedsoft.ai/events/20119-screwworm-fears-are-reshaping-the-u-s-cattle-feeding-industry.md) | +2.6% | +1.1% |
| FCATTLE | 2025-07-10 | [US again halts cattle imports from Mexico over flesh-eating screwworms \| Reuters](https://feedsoft.ai/events/23700-us-again-halts-cattle-imports-from-mexico-over-flesh-eating-screwworms-reuters.md) | +1.6% | +7.7% |
| LCATTLE | 2026-05-01 | [More Screwworm Cases in Mexico Threaten Cattle Trade With US](https://feedsoft.ai/events/19652-more-screwworm-cases-in-mexico-threaten-cattle-trade-with-us.md) | +0.1% | +1.1% |
| LCATTLE | 2025-01-27 | [Screwworms Are Crawling Toward Texas. Can a Cattle-Import Pause Help?](https://feedsoft.ai/events/26450-screwworms-are-crawling-toward-texas-can-a-cattle-import-pause-help.md) | +1.3% | -1.9% |
| LCATTLE | 2026-06-09 | [Texas screwworm case drives cattle rally](https://feedsoft.ai/events/18947-texas-screwworm-case-drives-cattle-rally.md) | +0.7% | -2.1% |

## Sources

- beefmagazine.com: https://www.beefmagazine.com/livestock-management/screwworms-impacting-cattle-trade

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