Current UCUI
68/100
Moderate-High Uncertainty
+4 points from prior reading
Potato Market Intelligence
Potato Merchantable Stocks Estimate
Potato merchantable stocks estimate data converts reported storage tonnes into the volume expected to remain commercially usable for a defined market. MassGain adjusts cohorts for variety, size, grade, solids, defects, shrink, sprouting, disease, ownership, and future delivery timing so nominal stocks are separated from saleable supply.
Market Data
How to read this market
Potato merchantable-stocks-estimate data converts reported storage inventory into the tonnes expected to remain commercially usable for defined fresh, processing, seed, or customer channels. The market object is the storage cohort adjusted for variety, size, grade, solids, defects, shrink, sprouting, disease, ownership, condition, and future delivery date.
Use the data to compare nominal stocks with specification-ready supply and to update late-season availability as inspections, withdrawals, storage conditions, and quality trends change. Present a range by region and end use rather than one precise merchantable total.
Data Module
Potato Merchantable Stocks Estimate
Market objectcommercially usable stored inventory
Primary measuremerchantable volume range
Key dimensionsregion, variety, cohort, end use
Commercial uselate-season supply and valuation
Quality filtersdefects, sprouts, shrink, solids
Compare withnominal stocks and future contracts
Analysis
Why this matters
Storage tonnes and merchantable tonnes can diverge sharply as crops age. An apparently comfortable stock position may hide a shortage of high-solids processing potatoes or premium fresh grades while lower-value inventory remains abundant.
Commercial interpretation should therefore forecast merchantability by channel and date. Deterioration in one cohort should tighten only the specifications it affects rather than automatically reprice all stored potatoes.
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, processors, distributors, lenders, and planning teams that need a potato merchantable stocks estimate. Merchantable stocks are potatoes expected to meet a defined commercial market or processing standard after defects, deterioration, shrink, sprouting, size, solids, ownership, and storage condition are considered.
MassGain starts with reported or measured inventory and applies cohort-specific quality and loss assumptions by region, variety, store, crop use, and future delivery date. It connects inspection, temperature, disease, age, handling, contract status, and historical recovery with processor and customer specifications. Procurement can estimate usable late-season supply. Growers can plan marketing and disposition. Lenders can value collateral more realistically. Finance and analysts can distinguish nominal stocks from tonnes likely to produce accepted revenue or finished output.
The estimate changes as storage conditions and inspections develop and should be presented as a range rather than false precision. MassGain does not certify merchantability or replace physical inspection. It provides a transparent forecast with source data, assumptions, confidence, and revision history, enabling users to see where quality risk could turn an apparently ample stock position into commercial scarcity.
Use Case
A region reports 600,000 tonnes in storage. MassGain applies store-level age, sprout, disease, size, solids, and contract filters and estimates only 410,000–455,000 tonnes remain merchantable for relevant channels. A processor advances coverage for the narrow high-solids segment.
FAQs
What makes potato stocks merchantable?
They must satisfy defined quality, size, variety, condition, ownership, timing, and market requirements.
Why should the estimate be a range?
Future deterioration, inspection uncertainty, shrink, and market specifications make exact tonnes unknowable.
How does MassGain update the estimate?
It incorporates inspections, storage data, withdrawals, quality trends, sales, and revised loss assumptions.
Put this market intelligence to work
Get historical data, regional detail, benchmarks, alerts, exports, and API access tailored to your procurement
and market-analysis needs.
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.