Current UCUI
68/100
Moderate-High Uncertainty
+4 points from prior reading
Potato Market Intelligence
Potato Price Index Weights
Potato price index weights determine which constituents drive benchmark movement. Procurement and governance teams can inspect whether weights are based on volume, expenditure, production, or value and test concentration or stale-basket risk against actual exposure.
Market Data
How to read this market
Potato price index weights determine how much influence each constituent has on the headline. They may be based on physical volume, expenditure, production, transaction value, or another documented measure across regions, varieties, formats, grades, and channels.
Use weight data to understand what is actually driving an index and whether it matches commercial exposure. Test volume- and expenditure-weighted alternatives where high-value specialty products or concentrated regions could dominate the result.
Data Module
Potato Price Index Weights
ObjectConstituent importance within a potato index
BasisVolume, expenditure, production, or value
DimensionsProduct, region, grade, channel
Commercial useCustom benchmarks and governance
AnalysisContribution and concentration testing
WatchpointStale or concentrated weights distort relevance
Analysis
Why this matters
Weights are often more important than the index formula itself because they define whose market the benchmark represents. A high-value specialty product can dominate an expenditure index while accounting for little tonnage.
Commercial users should inspect contribution by constituent and refresh weights when sourcing or product mix changes. Otherwise the benchmark may move correctly for its old basket but incorrectly for the buyer's current exposure.
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 benchmark administrators, procurement teams, economists, and data analysts that need to understand how much influence each product or market has within a potato price index. Potato price index weights represent the relative importance of constituents such as regions, varieties, product formats, grades, contract channels, or purchase volumes. MassGain helps users document the source period, weighting basis, normalization, update frequency, and relationship between the weights and the commercial exposure the index is meant to represent.
Weights can be based on volume, expenditure, production, transaction value, or another stated measure, and each choice produces a different interpretation. A high-price specialty product may dominate expenditure weights despite small tonnage, while a volume-weighted index may emphasize bulk supply. MassGain allows users to inspect constituent contributions, test alternative weighting schemes, and identify concentration or stale-basket risk. Procurement can align a custom index with actual purchases, finance can understand category inflation, and governance teams can reproduce calculations and review reweighting. The result is a transparent benchmark in which headline movement can be traced to both price changes and constituent importance. Users can see whether an index is genuinely representative or is being driven by a small number of heavily weighted markets.
Use Case
A processor’s regional index rises sharply even though most plants remain stable. MassGain shows one high-value region carries disproportionate expenditure weight; finance produces both expenditure- and volume-weighted views before revising the companywide forecast.
FAQs
What can potato index weights be based on?
They may be based on volume, expenditure, production, transaction value, or another documented measure.
Why do weights affect the headline?
Heavily weighted constituents contribute more to total index movement than lightly weighted ones.
How often should weights be reviewed?
They should be reviewed when purchasing patterns, market structure, products, or regional exposure change materially.
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.