# USDA errors raise credibility concerns ahead of Nov. crop reports

> USDA announced in late October that its September Crop Production report contained erroneous corn yield estimates for Kansas and Nebraska due to a processing error. The corrections changed state yields and slightly raised the nationwide average yield. The next Crop Production report and Supply and Demand update is due November 9.

- Date: 2026-11-05 · published 2026-11-05T09:05:11.610Z
- Category: report · region US · magnitude low
- Page: https://feedsoft.ai/events/81400-usda-errors-raise-credibility-concerns-ahead-of-nov-crop-reports
- Commodities: [Corn](https://feedsoft.ai/c/CORN.md)

## Why it matters

Trust in USDA yield data affects how the market prices the upcoming November report, which could help establish a harvest low for corn. Uncertainty over the numbers can add volatility to corn futures and feed costs.

## Read by commodity

- CORN: neutral

## Similar past events

| Commodity | Date | Event | 5-day % | 20-day % |
| --- | --- | --- | --- | --- |
| CORN | 2019-01-01 | [Market Reaction to USDA’s August Corn Crop Reports](https://feedsoft.ai/events/60954-market-reaction-to-usda-s-august-corn-crop-reports.md) | +1.4% | +1.8% |
| CORN | 2017-11-30 | [USDA Reports Offer Early Snapshots of 2018/19 U.S. Winter Wheat Crop - U.S. Wheat Associates](https://feedsoft.ai/events/68036-usda-reports-offer-early-snapshots-of-2018-19-u-s-winter-wheat-crop-u-s-wheat.md) | +1.0% | +7.1% |
| CORN | 2025-05-27 | [USDA crop progress reports: Summer assessments and yield predictions](https://feedsoft.ai/events/13085-usda-crop-progress-reports-summer-assessments-and-yield-predictions.md) | -2.1% | -6.4% |
| CORN | 2018-04-10 | [Soybeans rally on USDA report, exports](https://feedsoft.ai/events/65483-soybeans-rally-on-usda-report-exports.md) | -0.6% | +2.5% |
| CORN | 2021-12-10 | [USDA's December Crop Reports Produced No Real Surprises; Here's Why - AgWeb](https://feedsoft.ai/events/43522-usda-s-december-crop-reports-produced-no-real-surprises-here-s-why-agweb.md) | -0.3% | -0.8% |

## Sources

- farmprogress.com: https://www.farmprogress.com/corn/usda-errors-raise-credibility-concerns-ahead-of-november-crop-reports

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