Current UCUI
68/100
Moderate-High Uncertainty
+4 points from prior reading
Potato Market Intelligence
Potato Storage Weight Loss
Potato storage weight loss measures the reduction in saleable mass between intake and release from respiration, moisture, sprouting, disease, and handling. MassGain converts cohort shrink into usable inventory and effective cost so storage decisions reflect the pounds or tonnes actually available for sale.
Market Data
How to read this market
Potato storage weight loss is the reduction in saleable mass between intake and release caused by respiration, moisture loss, sprouting, disease, handling, and removal of deteriorated tubers. The measure should be tracked by storage cohort, variety, origin, facility, intake date, and release date.
Use the data to convert nominal inventory into usable inventory and effective cost per saleable unit. Combine shrink with storage expense, quality, release timing, contract needs, and replacement prices to decide whether continued holding remains economically attractive.
Data Module
Potato Storage Weight Loss
MeasureSaleable weight lost during storage
Key driversRespiration, moisture, sprouting, disease, handling
DimensionsCohort, variety, origin, facility, storage age
Commercial useUsable inventory and effective cost
Decision linksHold, release, replace, prioritize cohorts
WatchpointGross stock can overstate saleable supply
Analysis
Why this matters
Storage weight loss matters because purchase and storage costs are recovered from fewer pounds or tonnes at release. Inventory can therefore become more expensive even when the market price is unchanged.
The commercial decision is dynamic: holding may be valuable when replacement supply is scarce, but rising shrink and quality risk can overwhelm the expected price benefit. Cohort-level data prevents gross stocks from creating false comfort.
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 distributors, wholesalers, storage operators, procurement teams, and inventory planners that need to understand potato storage weight loss. Storage weight loss is the reduction in saleable mass between intake and release caused by respiration, water loss, sprouting, disease, handling, and removal of deteriorated potatoes. MassGain helps users connect that physical shrink with storage age, variety, facility conditions, crop quality, inventory value, and regional replacement prices.
Weight loss changes the economics of stored inventory even when the nominal market price is stable. The original purchase and storage expense must be recovered from fewer saleable pounds, while quality deterioration may create additional sorting or claims. MassGain compares loss curves across facilities, suppliers, regions, crop years, and inventory cohorts and aligns them with storage cost, release timing, market prices, and customer commitments. Distributors can determine when holding inventory remains economical, procurement can estimate the true replacement gap, and finance can update inventory and margin assumptions. The platform also helps distinguish normal physiological shrink from an unusual facility, crop, or disease problem. MassGain does not prescribe storage settings. It provides the market-intelligence framework needed to convert measured weight loss into effective cost, coverage, and release decisions.
Use Case
A wholesaler is deciding whether to hold stored potatoes for another six weeks. MassGain combines the current weight-loss curve, storage charges, expected market price, quality risk, and replacement availability. The analysis shows additional shrink would exceed the likely price gain, so the company accelerates release and buys later supply closer to need.
FAQs
What causes potato storage weight loss?
Respiration, moisture loss, sprouting, disease, handling, and removal of deteriorated product all contribute.
Why does weight loss raise effective cost?
Purchase and storage expenses are spread across fewer saleable pounds at release.
How does MassGain support storage decisions?
It connects cohort shrink with age, facility, variety, quality, storage cost, prices, and replacement supply.
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.