# Weekly Topic: African Swine Fever Update | Center for Animal Health and Food Safety - University of Minnesota

> China has reported African swine fever in 28 of its 32 administrative areas since its first case in August 2018, averaging about three new provinces a month. Vietnam reported its first ASF outbreaks in February 2019 and has now affected 17 administrative areas.

- Date: 2019-03-21 · published 2019-03-21T12:00:00.000Z
- Category: disease · region China · magnitude high
- Page: https://feedsoft.ai/events/59958-weekly-topic-african-swine-fever-update-center-for-animal-health-and-food
- Commodities: [Lean Hogs](https://feedsoft.ai/c/HOGS.md), [Soybean Meal](https://feedsoft.ai/c/SBM.md), [Corn](https://feedsoft.ai/c/CORN.md), [Chicken](https://feedsoft.ai/c/CHICKEN.md)

## Why it matters

Heavy pig losses in the largest hog market reduce pork supply and raise demand for substitute proteins and feed, supporting meal and grain demand while pressuring hog prices lower on disease-driven herd cuts.

## Read by commodity

- SBM: bullish ▲
- CORN: bullish ▲
- HOGS: bearish ▼
- CHICKEN: bullish ▲

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| HOGS | 2019-01-01 | [African Swine Fever in China: An Update](https://feedsoft.ai/events/60974-african-swine-fever-in-china-an-update.md) | +2.9% | -0.5% |
| HOGS | 2021-03-10 | [Resurgence of African Swine Fever in China Threatens Global Grain Demand](https://feedsoft.ai/events/48100-resurgence-of-african-swine-fever-in-china-threatens-global-grain-demand.md) | +4.4% | +14.3% |
| HOGS | 2018-07-09 | [Asian countries warned that deadly African Swine Fever is ‘here to stay’ – utmost diligence required to avoid major damage to food security and livelihoods](https://feedsoft.ai/events/63902-asian-countries-warned-that-deadly-african-swine-fever-is-here-to-stay-utmost.md) | -1.8% | -22.3% |
| HOGS | 2021-07-12 | [African Swine Fever Persists in Parts of China - UkrAgroConsult](https://feedsoft.ai/events/45951-african-swine-fever-persists-in-parts-of-china-ukragroconsult.md) | -1.0% | -0.3% |
| HOGS | 2025-07-18 | [Animal Health - July Updates - FACE](https://feedsoft.ai/events/15981-animal-health-july-updates-face.md) | +2.0% | +2.7% |
| SBM | 2019-10-17 | [Vietnam says African swine fever outbreak slows, urges farmers to rebuild herds](https://feedsoft.ai/events/56451-vietnam-says-african-swine-fever-outbreak-slows-urges-farmers-to-rebuild-herds.md) | +1.2% | -0.2% |
| SBM | 2019-04-23 | [African Swine Fever footprint expands - Brownfield Ag News](https://feedsoft.ai/events/59462-african-swine-fever-footprint-expands-brownfield-ag-news.md) | -1.8% | -1.7% |
| SBM | 2020-02-17 | [Swine fever: ‘Double punch’ for countries facing COVID-19 threat \| Health \| Al Jazeera](https://feedsoft.ai/events/54487-swine-fever-double-punch-for-countries-facing-covid-19-threat-health-al-jazeera.md) | -1.7% | +1.8% |

## Sources

- cahfs.umn.edu: https://cahfs.umn.edu/news/weekly-topic-african-swine-fever-update

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