# Dangerous Heat and Screwworm Cases Mean Cattle Prices Are Still Bullish. Hog Prices Need a Kick Higher.

> August live cattle futures fell $1.40 to $245.825 and feeders lost $3.45 to $369.825 on Friday, with profit-taking led by feeders. NWS cases in the US rose to 27, all in Texas and New Mexico, and a sterile fly plant opened in Chiapas, Mexico.

- Date: 2026-06-29 · published 2026-06-29T12:00:00.000Z
- Category: disease · region US · magnitude medium
- Page: https://feedsoft.ai/events/18952-dangerous-heat-and-screwworm-cases-mean-cattle-prices-are-still-bullish-hog
- Commodities: [Lean Hogs](https://feedsoft.ai/c/HOGS.md), [Feeder Cattle](https://feedsoft.ai/c/FCATTLE.md), [Live Cattle](https://feedsoft.ai/c/LCATTLE.md)

## Why it matters

Expanding screwworm cases keep cattle supplies tight and support prices, while the sterile fly plant could eventually ease the threat and limit upside over time.

## Read by commodity

- HOGS: neutral
- FCATTLE: bullish ▲
- LCATTLE: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| HOGS | 2020-04-01 | [Meat prices rise while cattle prices drop as supermarkets race to stock shelves](https://feedsoft.ai/events/54259-meat-prices-rise-while-cattle-prices-drop-as-supermarkets-race-to-stock-shelves.md) | -14.7% | -4.8% |
| HOGS | 2019-12-04 | [African swine fever kills more than 20 wild boar in Poland \| The Seattle Times](https://feedsoft.ai/events/55484-african-swine-fever-kills-more-than-20-wild-boar-in-poland-the-seattle-times.md) | -1.7% | +6.9% |
| HOGS | 2021-12-08 | [Animal health experts: US ag needs to be prepared for disease outbreaks - Farm and Dairy](https://feedsoft.ai/events/16314-animal-health-experts-us-ag-needs-to-be-prepared-for-disease-outbreaks-farm-and.md) | +1.0% | +9.2% |
| HOGS | 2021-08-03 | [Biosecurity and Pig Health in Focus to Combat African Swine Fever \| Farm Policy News \| Illinois](https://feedsoft.ai/events/45453-biosecurity-and-pig-health-in-focus-to-combat-african-swine-fever-farm-policy.md) | -0.5% | -12.1% |
| HOGS | 2025-08-08 | [U.S. livestock: Cattle futures fall hard, hogs mixed - Grainews](https://feedsoft.ai/events/12276-u-s-livestock-cattle-futures-fall-hard-hogs-mixed-grainews.md) | +0.3% | -8.3% |
| FCATTLE | 2026-07-01 | [Cattle market update: Screwworm, drought and strong beef prices](https://feedsoft.ai/events/18951-cattle-market-update-screwworm-drought-and-strong-beef-prices.md) | -0.7% | -5.6% |
| FCATTLE | 2026-05-20 | [Ranchers herd it all as fewer cattle pressure beef prices; screwworm lurks - Dallasfed.org](https://feedsoft.ai/events/19198-ranchers-herd-it-all-as-fewer-cattle-pressure-beef-prices-screwworm-lurks.md) | -4.0% | -0.6% |
| FCATTLE | 2026-06-04 | [US screwworm case puts ranchers on alert, rallies cattle prices By Reuters](https://feedsoft.ai/events/12084-us-screwworm-case-puts-ranchers-on-alert-rallies-cattle-prices-by-reuters.md) | +3.4% | +5.3% |

## Sources

- barchart.com: https://www.barchart.com/story/news/3035352/dangerous-heat-and-screwworm-cases-mean-cattle-prices-are-still-bullish-hog-prices-need-a-kick-higher

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