# Feeding dairy cows whole cottonseed byproduct boosts milk fat, researchers find | Penn State University

> Penn State researchers found that dairy cows fed a diet with 15% whole cottonseed produced 5% more milk fat per day, with milk 0.2% higher in fat. The study was published in the Journal of Dairy Science.

- Date: 2025-04-08 · published 2025-04-08T12:00:00.000Z
- Category: report · region US · magnitude low
- Page: https://feedsoft.ai/events/25242-feeding-dairy-cows-whole-cottonseed-byproduct-boosts-milk-fat-researchers-find
- Commodities: [Cottonseed Meal](https://feedsoft.ai/c/CSM.md)

## Why it matters

Higher milk fat from whole cottonseed could raise demand for cottonseed in US dairy rations. The effect on feed prices is likely small unless adoption spreads widely.

## Sources

- psu.edu: https://www.psu.edu/news/research/story/feeding-dairy-cows-whole-cottonseed-byproduct-boosts-milk-fat-researchers-find

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