# Boston Herald - Boston news, sports, politics, opinion, entertainment, weather and obituaries - USDA threatens to halt Mexican beef imports over flesh-eating fly crisis

> USDA threatened to halt imports of Mexican cattle and bison unless Mexico acts against the screwworm fly spreading north toward US herds. Agriculture Secretary Rollins warned Mexico directly.

- Date: 2019-03-06 · published 2019-03-06T12:00:00.000Z
- Category: disease · region US · magnitude medium
- Page: https://feedsoft.ai/events/60057-boston-herald-boston-news-sports-politics-opinion-entertainment-weather-and
- Commodities: [Live Cattle](https://feedsoft.ai/c/LCATTLE.md), [Feeder Cattle](https://feedsoft.ai/c/FCATTLE.md)

## Why it matters

A threatened import halt would tighten US feeder cattle supply, supporting prices if the threat is carried out.

## Read by commodity

- FCATTLE: bullish ▲
- LCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| LCATTLE | 2019-03-06 | [Boston Herald - Boston news, sports, politics, opinion, entertainment, weather and obituaries - Flesh-eating New World Screwworm could pose health risks to cattle, humans](https://feedsoft.ai/events/60055-boston-herald-boston-news-sports-politics-opinion-entertainment-weather-and.md) | -0.9% | -1.7% |
| LCATTLE | 2019-03-06 | [Boston Herald - Boston news, sports, politics, opinion, entertainment, weather and obituaries - EXCLUSIVE: Cattle industry chief warns flesh-eating fly menaces US herds as Mexico yields on pest fight](https://feedsoft.ai/events/60054-boston-herald-boston-news-sports-politics-opinion-entertainment-weather-and.md) | -0.9% | -1.7% |
| LCATTLE | 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) | +2.6% | +6.8% |
| LCATTLE | 2025-05-12 | [Cattle futures surge over US halt to Mexican cattle imports \| Reuters](https://feedsoft.ai/events/24636-cattle-futures-surge-over-us-halt-to-mexican-cattle-imports-reuters.md) | +0.3% | +4.8% |
| LCATTLE | 2023-06-30 | [Upcoming Events - USDA Unveils $100 Million 'Grand Challenge' to Thwart Flesh-Eating Screwworm as Threat Reaches U.S. Border](https://feedsoft.ai/events/35436-upcoming-events-usda-unveils-100-million-grand-challenge-to-thwart-flesh-eating.md) | -1.1% | +0.5% |
| FCATTLE | 2019-03-06 | [Boston Herald - Boston news, sports, politics, opinion, entertainment, weather and obituaries - Flesh-eating New World Screwworm could pose health risks to cattle, humans](https://feedsoft.ai/events/60055-boston-herald-boston-news-sports-politics-opinion-entertainment-weather-and.md) | +0.3% | +2.8% |
| FCATTLE | 2019-03-06 | [Boston Herald - Boston news, sports, politics, opinion, entertainment, weather and obituaries - EXCLUSIVE: Cattle industry chief warns flesh-eating fly menaces US herds as Mexico yields on pest fight](https://feedsoft.ai/events/60054-boston-herald-boston-news-sports-politics-opinion-entertainment-weather-and.md) | +0.3% | +2.8% |
| 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% |

## Sources

- markets.bostonherald.com: http://markets.bostonherald.com/bostonherald/news/read/44681277/usda_threatens_to_halt_mexican_beef_imports_over_flesh

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