Current UCUI
68/100
Moderate-High Uncertainty
+4 points from prior reading
Potato Market Intelligence
Potato Russet Scab Tolerance
Potato russet scab tolerance defines acceptable surface scab and russeting for a given grade or customer. MassGain connects severity with fresh appearance, peeling loss, processing suitability, packout, regional incidence, alternate outlets, and replacement cost.
Market Data
How to read this market
Potato russet-scab-tolerance data defines acceptable incidence and severity of scab-like surface defects and russeting under a stated grade or customer specification. The market object is the lot's surface condition linked to variety, region, storage status, affected area, sample method, and intended use.
Use the data to distinguish cosmetic appearance loss from additional peeling, sorting, or processing burden and to compare qualified fresh and processing supply. Connect tolerance with regional crop incidence, packout, alternate outlets, and replacement price.
Data Module
Potato Russet Scab Tolerance
Market objectscab-affected potato lot
Primary measuressurface incidence and severity
Key dimensionsvariety, region, grade, end use
Commercial useacceptance and quality-adjusted pricing
Value linksappearance, peel loss, packout
Compare withregional incidence and alternate markets
Analysis
Why this matters
Russet scab can be economically severe in premium fresh presentation yet comparatively minor where peeling removes the affected surface. One defect therefore creates multiple market values.
Commercial interpretation should align tolerance with the buyer's actual use. Tight fresh standards can create a premium for clean skin even when processing-grade availability remains ample.
Signal 01
Usable Crop Uncertainty Index
UCUI translates crop and market complexity into a simple uncertainty signal. Higher readings indicate greater uncertainty—not necessarily higher prices.
Understand uncertainty. Anticipate risk. Act earlier.
UCUI is designed to analyze potato-industry publications and data signals across regions, varieties, weather, disease, storage, supply, and demand.
WeatherHigh
DiseaseHigh
StorageMedium
SupplyMedium
Single-day snapshot based on a scan of 11,500+ web and social signals. Get historical and real-time data by clicking the button below.
The MassGain Daily
Today’s market analysis.
A daily editorial synthesis of physical potato data, crop signals, market reporting, and what participants should watch next.
September 16, 2026Latest MassGain publication
Potato market steady for now; Russia’s smaller crop is the salient risk
Spot prices are flat and USDA terminal reports read ‘market steady,’ but a renewed forecast for a smaller Russian harvest and recent regional harvest stress leave seasonal import timing and storage losses as the key uncertainty.
Signal 02
MassGain Potato Index
Independent physical-pricing intelligence and market-trend analysis for procurement, forecasting, contracting, and scenario planning.
Core Russet Carton Median
312.45 USD/MT
Latest qualifying physical-market observation
+4.75 (+1.55%)
Price discovery for the physical potato market
MPI is designed to track physical pricing data, price trends, deltas, and divergences across regions and potato types.
Series window45 days
Current public coverageCore russet cartons
Primary source basisQualifying USDA physical rows
UnitUSD per metric tonne
Single-day snapshot based on most recent 45 days worth of data. Limited to US Russets only. Get more complete, global data about all varieties by clicking the button below.
Signal 03
MassGain Spot Reference
An independent spot reference designed for price discovery, contract discussions, procurement comparisons, and risk modeling.
Russet Burbank — U.S. Midsize
305 USD/MT
Demonstration reference format
+1.6% WoW · Confidence: High
A trusted benchmark for pricing, contracts, and risk
MSR is intended to use real transactions and verifiable physical-market data to support negotiations, price checks, contracting, and risk models.
ProductRusset Burbank
SpecificationU.S. midsize, 40–70 count
Reference typePhysical spot benchmark
StatusIn development
Based on most recent 45 days worth of data. Limited to US Russets only. Get more complete, global data about all varities by clicking the button below. Full access also includes historical data -- including depreciated NYMEX/CBOE/EEX spot references -- projections, trends, and AI-driven insights.
The MassGain Product Ladder
From insight to intelligence to action
Four integrated products built for the physical potato market, delivered through public pages, reports, exports, dashboards, and API access.
1
Content
Original research, commentary, aggregated news, and market updates.
- What matters right now?
- What is happening out there?
2
UCUI™
Usable Crop Uncertainty Index: an AI-powered signal of crop risk and market uncertainty.
- Understand uncertainty
- Anticipate risk
- Act earlier
3
MPI™
MassGain Potato Index: independent physical-pricing intelligence and trend analysis.
- Price discovery
- Regional trends
- Procurement planning
4
MSR™
MassGain Spot Reference: an independent benchmark for price discovery and risk modeling.
- Contracts
- Negotiations
- Risk models
Content + UCUI + MPI + MSR + API access
Get historical series, regional detail, constituent data, exports, alerts, and direct data access.
Overview
Who is this for?
This page is for procurement and market-intelligence teams evaluating potato russet scab tolerance. MassGain organizes surface scab and russeting evidence by lot, variety, region, severity, area affected, storage condition, grade, and customer use.
It connects the defect with fresh appearance, peeling loss, processing recovery, sorting, packout, contract deductions, and alternate-market value. Buyers can determine when russet scab is primarily cosmetic and when it materially affects usability, while suppliers can identify the best outlet for affected lots. Procurement can compare current incidence with regional crop conditions and assess whether a tighter tolerance would sharply reduce qualified supply.
The suite preserves the inspection definition because scab categories and severity scoring can vary. MassGain does not diagnose disease or certify grade. It provides a transparent framework for balancing customer specification, physical usability, market availability, and the economic value of affected potatoes.
Use Case
A fresh-market buyer sees higher scab incidence after a dry season. MassGain compares severity, peel loss, retail appearance standards, and processing alternatives. Premium packs remain tightly specified, while mildly affected lots move to foodservice peeling at a rational discount.
FAQs
What is russet scab tolerance?
It is the permitted incidence or severity of scab-like surface defects in a commercial lot.
Is russet scab always a processing problem?
No. Mild surface defects may be largely cosmetic and removable by peeling.
How does MassGain value affected lots?
It links severity with packout, peel loss, customer acceptance, alternate use, and market scarcity.
Put this market intelligence to work
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Data and Methodology
Professional market-data standards
MassGain is building transparent public market infrastructure. Each live metric will identify its date, unit, coverage, methodology, and source basis.
Data provenance
MassGain uses public, licensed, contributed, and independently derived physical-market information. Source availability and publication schedules vary.
Timing and revisions
Figures may reflect the latest available observation rather than a same-day transaction. Source data and MassGain calculations may be corrected, restated, or revised.
Not transactional pricing
MassGain figures are informational reference values and do not constitute executable bids, offers, settlements, or guarantees that a transaction can occur at the displayed value.
No individualized advice
Content and data are provided for informational and analytical purposes and do not constitute financial, investment, legal, trading, or individualized procurement advice.
Independent publication
Certain observations may be derived from USDA reports. MassGain is independent and is not affiliated with or endorsed by the USDA.
Commercial use and licensing
Public display does not grant rights to reproduce, redistribute, republish, or incorporate MassGain indices or references into commercial products or contracts without authorization.