# U.S. Milk Production Up 2.7% in September 2026: Butterfat Hits Historic 4.32% as Protein Demand Surges

> USDA data show September 2026 US milk output in 24 major states rose 2.7% year over year to 18.7 billion pounds, with the herd up 162,000 cows and per-cow output up 18 pounds. Butterfat levels reached a historic 4.32%, and Kansas grew strongly while Arizona declined.

- Date: 2026-10-25 · published 2026-10-25T12:00:00.000Z
- Category: report · region US · magnitude medium
- Page: https://feedsoft.ai/events/17115-u-s-milk-production-up-2-7-in-september-2026-butterfat-hits-historic-4-32-as
- Commodities: [Milk (Class III)](https://feedsoft.ai/c/MILK.md)

## Why it matters

Sustained production growth with rising components adds supply to dairy markets, which pressures butter and cheese prices and weakens milk income, lowering demand for dairy-based feed inputs at the margin.

## Read by commodity

- MILK: bearish ▼

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| MILK | 2020-10-22 | [September Milk Production Up 2.3% - EDairy News English](https://feedsoft.ai/events/50650-september-milk-production-up-2-3-edairy-news-english.md) | +0.8% | +7.8% |
| MILK | 2021-06-25 | [As Higher Milk Production Forecasts Settle In, Can Export Demand Help Save Prices? - Dairy Herd](https://feedsoft.ai/events/46748-as-higher-milk-production-forecasts-settle-in-can-export-demand-help-save.md) | -2.6% | -3.6% |
| MILK | 2025-12-10 | [USDA Lowers 2026 Milk Production, Cheese And Butter Price Forecasts - Cheese Reporter](https://feedsoft.ai/events/21493-usda-lowers-2026-milk-production-cheese-and-butter-price-forecasts-cheese.md) | -0.8% | -6.8% |
| MILK | 2025-10-15 | [Global Milk Prices Fall 1.5% in September as Supply Growth Outpaces Demand](https://feedsoft.ai/events/22412-global-milk-prices-fall-1-5-in-september-as-supply-growth-outpaces-demand.md) | +0.4% | +1.8% |
| MILK | 2022-05-14 | [USDA Ups 2022 Milk Production, Cheese & Butter Price Forecasts](https://feedsoft.ai/events/41410-usda-ups-2022-milk-production-cheese-and-butter-price-forecasts.md) | +0.5% | -2.7% |

## Sources

- dairyherd.com: https://www.dairyherd.com/news/u-s-milk-production-2-7-september-2026-butterfat-hits-historic-4-32-protein-demand-surges

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