# Dairy Market Mania: How Heatwaves, Bird Flu, and Heifer Shortages are Shaking Up Milk Production and Prices | The Bullvine

> Heat waves, avian influenza and a heifer shortage reduced U.S. milk output, which was 18.8 billion pounds in June, down 1% year on year. Producers are keeping older, less productive cows to avoid high heifer costs, while product prices for whey, cheese and butter rose.

- Date: 2024-07-27 · published 2024-07-27T12:00:00.000Z
- Category: weather · region US · magnitude medium
- Page: https://feedsoft.ai/events/6829-dairy-market-mania-how-heatwaves-bird-flu-and-heifer-shortages-are-shaking-up
- Commodities: [Milk (Class III)](https://feedsoft.ai/c/MILK.md)

## Why it matters

Lower milk output and weaker herd productivity support dairy prices and tighten supply for dairy-based feed ingredients.

## Read by commodity

- MILK: bullish ▲

## Linked price moves

| Commodity | Date | Window | Change % | z-score | Why linked |
| --- | --- | --- | --- | --- | --- |
| MILK | 2024-07-31 | 1 | +3.5% | 4.7 | Heat, bird flu and heifer shortage cut June milk output 1% y/y, a supply-side driver supporting rising cheese and whey prices. |
| MILK | 2024-07-30 | 1 | +3.5% | 4.9 | Heat, avian flu and heifer shortages cut June US milk output 1% year on year, a supply tightness that supported cheese, whey and Class III prices. |

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| MILK | 2019-02-20 | [International prices for milk and dairy products](https://feedsoft.ai/events/9987-international-prices-for-milk-and-dairy-products.md) | -0.3% | +6.8% |
| MILK | 2018-06-20 | [Where are milk prices headed in rising dairy markets? - Farmers Weekly](https://feedsoft.ai/events/64546-where-are-milk-prices-headed-in-rising-dairy-markets-farmers-weekly.md) | -0.7% | -7.0% |
| MILK | 2026-07-22 | [Hot Weather Gives Cheese Markets a Boost as Milk Supplies Tighten - Dairy Herd](https://feedsoft.ai/events/18528-hot-weather-gives-cheese-markets-a-boost-as-milk-supplies-tighten-dairy-herd.md) | +0.2% | +5.0% |
| MILK | 2017-06-27 | [California's triple-digit heat slows milk production, threatens crops](https://feedsoft.ai/events/10593-california-s-triple-digit-heat-slows-milk-production-threatens-crops.md) | -4.2% | -5.1% |
| MILK | 2024-06-27 | [With commodity prices boosted, what are the prospects for UK dairy?](https://feedsoft.ai/events/29758-with-commodity-prices-boosted-what-are-the-prospects-for-uk-dairy.md) | -1.7% | -0.2% |

## Sources

- thebullvine.com: https://www.thebullvine.com/news/dairy-market-mania-how-heatwaves-bird-flu-and-heifer-shortages-are-shaking-up-milk-production-and-prices/

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