# Screwworm Threat Demands Producer Vigilance: OSU Entomologist Dr. Justin Talley Outlines Livestock Risks, Biosecurity Protocols

> An Oklahoma State University entomologist discussed the spread of New World screwworm, with nearly 100 cases confirmed since June and recent new cases in Arizona and New Mexico. He described USDA-APHIS infested zones and biosecurity steps for producers.

- Date: 2026-11-04 · published 2026-11-04T18:14:25.130Z
- Category: disease · region US · magnitude low
- Page: https://feedsoft.ai/events/80170-screwworm-threat-demands-producer-vigilance-osu-entomologist-dr-justin-talley
- Commodities: [Live Cattle](https://feedsoft.ai/c/LCATTLE.md)

## Why it matters

The interview reinforces ongoing pressure from screwworm on US livestock, but it reports no new policy or supply change beyond what is already known.

## Read by commodity

- LCATTLE: neutral

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| LCATTLE | 2024-12-19 | [USDA allocates $165M to protect livestock from New World screwworm \| Agriculture Dive](https://feedsoft.ai/events/26913-usda-allocates-165m-to-protect-livestock-from-new-world-screwworm-agriculture.md) | +0.5% | +3.6% |
| LCATTLE | 2023-08-31 | [N. American beef leaders urge disease vigilance \| The Western Producer](https://feedsoft.ai/events/34507-n-american-beef-leaders-urge-disease-vigilance-the-western-producer.md) | +1.0% | +2.2% |
| LCATTLE | 2018-06-14 | [Latin American countries combat screwworm pest through IAEA Project DevelopmentAid](https://feedsoft.ai/events/64468-latin-american-countries-combat-screwworm-pest-through-iaea-project.md) | -1.0% | -2.2% |
| LCATTLE | 2017-08-16 | [New World Screwworm Still a Threat \| Ohio BEEF Cattle Letter](https://feedsoft.ai/events/69399-new-world-screwworm-still-a-threat-ohio-beef-cattle-letter.md) | -3.9% | -6.2% |
| LCATTLE | 2022-02-25 | [Australian biosecurity working to protect cattle from lumpy skin disease - Beef Central](https://feedsoft.ai/events/42656-australian-biosecurity-working-to-protect-cattle-from-lumpy-skin-disease-beef.md) | -0.5% | -1.5% |

## Sources

- oklahomafarmreport.com: https://www.oklahomafarmreport.com/2026/11/04/screwworm-threat-demands-producer-vigilance-osu-entomologist-dr-justin-talley-outlines-livestock-risks-biosecurity-protocols/

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