# Once-eradicated flesh-eating parasite making a comeback in states surrounding Oklahoma

> New World screwworm has been detected in more than 120 animals across Texas, New Mexico and Arizona since June, with November recording the highest number of cases so far. Oklahoma has no confirmed cases, but experts warn the parasite could spread to livestock, including through transported animals.

- Date: 2026-11-10 · published 2026-11-11T00:21:28.855Z
- Category: disease · region US · magnitude medium
- Page: https://feedsoft.ai/events/92552-once-eradicated-flesh-eating-parasite-making-a-comeback-in-states-surrounding
- Commodities: [Live Cattle](https://feedsoft.ai/c/LCATTLE.md), [Feeder Cattle](https://feedsoft.ai/c/FCATTLE.md)

## Why it matters

Spread of the parasite could damage cattle herds and constrain livestock supply, supporting cattle prices. The risk to Oklahoma remains prospective, with no confirmed cases there.

## Read by commodity

- FCATTLE: bullish ▲
- LCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| LCATTLE | 2026-06-03 | [Flesh-eating screwworm confirmed in Texas calf as parasite crosses border from Mexico \| Reuters](https://feedsoft.ai/events/18763-flesh-eating-screwworm-confirmed-in-texas-calf-as-parasite-crosses-border-from.md) | +0.0% | -0.7% |
| LCATTLE | 2026-06-05 | [US races to contain flesh-eating parasite screwworm, reports no further cases](https://feedsoft.ai/events/18948-us-races-to-contain-flesh-eating-parasite-screwworm-reports-no-further-cases.md) | +0.4% | -2.4% |
| LCATTLE | 2025-08-15 | [US plans $750M fly factory in Texas to fight flesh-eating parasite \| AP News](https://feedsoft.ai/events/23287-us-plans-750m-fly-factory-in-texas-to-fight-flesh-eating-parasite-ap-news.md) | +1.1% | -0.1% |
| LCATTLE | 2025-07-10 | [US recloses border with Mexico as flesh-eating parasite moves north \| AP News](https://feedsoft.ai/events/23705-us-recloses-border-with-mexico-as-flesh-eating-parasite-moves-north-ap-news.md) | +2.6% | +6.8% |
| LCATTLE | 2026-01-01 | [Flesh-eating worm in Mexico is upending cross-border cattle trade](https://feedsoft.ai/events/21453-flesh-eating-worm-in-mexico-is-upending-cross-border-cattle-trade.md) | +1.2% | +1.9% |
| FCATTLE | 2026-06-03 | [Flesh-eating screwworm confirmed in Texas calf as parasite crosses border from Mexico \| Reuters](https://feedsoft.ai/events/18763-flesh-eating-screwworm-confirmed-in-texas-calf-as-parasite-crosses-border-from.md) | +1.6% | +4.5% |
| FCATTLE | 2026-06-05 | [US races to contain flesh-eating parasite screwworm, reports no further cases](https://feedsoft.ai/events/18948-us-races-to-contain-flesh-eating-parasite-screwworm-reports-no-further-cases.md) | +1.8% | +2.0% |
| FCATTLE | 2025-07-10 | [US recloses border with Mexico as flesh-eating parasite moves north \| AP News](https://feedsoft.ai/events/23705-us-recloses-border-with-mexico-as-flesh-eating-parasite-moves-north-ap-news.md) | +1.6% | +7.7% |

## Sources

- koco.com: https://www.koco.com/article/new-world-screwworm-cases-oklahoma-threat/74391491

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