Current UCUI
68/100
Moderate-High Uncertainty
+4 points from prior reading
Potato Market Intelligence
Potato Benchmark Expert Judgment Policy
A potato benchmark expert judgment policy defines when analysts may adjust or interpret sparse or conflicting evidence. MassGain records the supporting crop, quality, freight, trade, and bid-offer data, adjustment limits, authority, peer review, and rationale so professional judgment remains transparent and auditable.
Market Data
How to read this market
Potato benchmark-expert-judgment-policy data defines when and how analysts may apply professional judgment to a potato price assessment. The market object is the governed judgment event, including permitted circumstances, supporting crop, storage, freight, quality, bid-offer, or related-market evidence, adjustment limits, authority, peer review, and disclosure.
Use the data to make discretionary decisions reproducible when eligible transactions are sparse or conflicting. Compare judgment-based assessments across analysts and periods and test them against later physical-market outcomes to identify inconsistency or bias.
Data Module
Potato Benchmark Expert Judgment Policy
Market objectgoverned analyst judgment
Primary fieldstrigger, evidence, adjustment, rationale
Key dimensionsassessor, market, review, disclosure
Commercial usethin-market assessment governance
Controlsauthority, limits, peer challenge
Compare withmechanical result and later evidence
Analysis
Why this matters
Expert judgment is valuable in heterogeneous potato markets because quality and commercial terms can make mechanical averaging unreliable. The risk is undocumented discretion that changes from analyst to analyst or period to period.
Commercial interpretation should therefore focus on evidence and consistency. A judgment-adjusted value can be useful for contracts only when users can see why it differed from mechanical inputs and how the decision was reviewed.
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 analysts, benchmark administrators, and researchers that need a documented policy for expert judgment in potato price assessment. Judgment may be necessary when transactions are sparse, submissions conflict, quality adjustments are complex, or an exceptional event makes mechanical rules unreliable. MassGain helps ensure that judgment is constrained, evidence-based, reviewable, and never confused with an observed trade.
The suite can define permitted circumstances, decision factors, authority levels, required evidence, adjustment limits, peer review, escalation, and disclosure. Analysts can record which crop, storage, freight, quality, bid-offer, or related-market evidence informed the decision. Governance teams can compare judgment across assessors and periods, identify bias, and test outcomes against later market evidence. Users can see whether a value was transaction-based, model-assisted, or judgment-adjusted.
MassGain does not replace professional accountability or certify a benchmark. It provides the policy and audit structure needed to prevent undocumented discretion, preserve independent challenge, and improve consistency. Expert judgment remains useful precisely because physical potato markets are heterogeneous, but its use becomes transparent enough for contracts, research, and review.
Use Case
Two assessors face conflicting late-storage evidence: one high trade, several lower offers, and rapid quality deterioration. MassGain requires them to document weighting, adjustment limits, and supporting sources, then records an independent review. The final assessment and uncertainty range are reproducible.
FAQs
When may expert judgment be appropriate?
It may be appropriate when eligible evidence is sparse, conflicting, disrupted, or requires complex normalization.
What should the policy require?
It should require evidence, authority, limits, documentation, review, disclosure, and escalation rules.
How does MassGain monitor judgment?
It tracks decisions, assessors, adjustments, rationales, peer reviews, consistency, and later outcomes.
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.