In this article, learn about:
What supply chain management is
Why supply chain risk has become structural
The 5 core components of supply chain planning
Why demand forecasting breaks more often than it should
When supply chain failures are really data failures
What supply chain capability enables for growing brands
Supply chain management is the operational discipline that determines whether a brand can get the right product to a retailer when they need it.
For founders, operations leads, and supply chain managers at growing consumer brands, this is not a textbook concept. It describes the gap between a signed purchase order and an invoice that actually gets paid.
Manage it well and you ship on time, meet retailer requirements, and hold onto shelf space. Manage it poorly and the consequences are specific: chargebacks, out-of-stocks, and buyers who start asking whether they can count on you.
This article explains what supply chain management is, how its core components work from the supplier side, and why a clear process-level understanding is the prerequisite for optimization, software selection, or automation.
What Is Supply Chain Management?
Supply chain management is the design, planning, execution, control, and monitoring of supply chain activities with the objective of creating net value and synchronizing supply with demand. That is ASCM's definition, and the standard reference across the industry.
For suppliers, the working translation runs through five connected functions:
Planning what to make and when
Sourcing the inputs needed to produce finished goods
Managing inventory levels to meet retailer demand
Fulfilling retailer orders accurately and on time
Handling product that comes back through reverse logistics
Each function feeds the next. A miss in planning creates shortfalls in inventory, which produce short shipments, which produce chargebacks. The sequence is predictable, and nearly every failure starts with data.
Supply chains are data systems as much as they are logistics systems. The physical movement of goods depends entirely on the accuracy of the information describing those goods. That distinction matters more than most introductory coverage acknowledges, and it explains why some of the most consequential supply chain failures happen in facilities that are fully stocked.
Why Supply Chain Risk Is Structural Now
The cost of weak supply chain fundamentals has become harder to ignore. In a 2025 survey of 100 global supply chain leaders, the majority of companies understood their supply chain risks only through their first-tier supplier relationships, and risk awareness capabilities actually declined as pandemic-era urgency faded.
The frequency and financial stakes of disruption reinforce the point. Supply chain disruptions lasting longer than a month now occur every 3.7 years on average and can cost businesses up to 45 percent of a year's profit over a decade.
For suppliers, this structural reality sits alongside two additional pressures: tariff volatility that changes the landed cost of inputs with little warning, and retailer compliance programs that have grown more specific about what correct execution looks like. The cost of not understanding your supply chain at the process level has rarely been higher.
The 5 Core Components of Supply Chain Planning
Supply chain planning is how a supplier translates incoming demand signals into operational action. The five components below describe the supplier-to-retailer flow, including what breaks when each one fails.
Demand Planning
Demand planning estimates how much of each product a supplier needs to produce or procure across a planning horizon. It draws on historical sales data, retailer forecasts, and market signals, and is the starting point for every downstream decision. Systematic errors here compound through production schedules, procurement volumes, and inventory positions before any physical goods have moved.
Sourcing and Procurement
Sourcing identifies the vendors and raw materials required to produce finished goods. Procurement handles the ordering, pricing, and timing of those inputs. For suppliers working across multiple product categories, this includes managing lead times that may extend across continents and keeping item specifications accurate enough that the inventory system places orders correctly.
Inventory Management
Getting inventory levels right means having enough product to fill orders without holding excess stock that ties up working capital. Retailers score suppliers on in-full rates, meaning the percentage of an order that ships complete. Chronic under-inventory is a compliance problem as much as a cash flow problem.
Order Management and Fulfillment
Order fulfillment covers receipt of a retailer purchase order through pick, pack, ship, advance ship notice (ASN), and invoice. An ASN is an electronic document sent to the retailer before a shipment arrives, telling the receiving team exactly what is on the truck. For suppliers new to retail, the electronic data interchange (EDI) documents involved in this process, including the purchase order acknowledgment (POA), ASN, and invoice, follow a specific sequence that retailers enforce through compliance programs. Late or missing ASNs are among the most common sources of chargebacks for first-time retail suppliers.
Logistics and Returns
Logistics handles transportation, routing, and delivery to retailer distribution centers or direct to store. Returns, sometimes called reverse logistics, cover unsold or damaged product flowing back from the retailer and the processes for evaluating, restocking, or disposing of it.
For a closer look at how supply chain planning connects these five functions into an operational sequence, The Supply Chain Source covers the mechanics in detail.
Why Demand Forecasting Breaks More Often Than It Should
Of the five components, demand forecasting is both the highest-leverage and the most fragile. A forecast biased in one direction distorts every downstream decision.
Peloton's experience between 2020 and 2022 illustrates the scale of the risk. During the pandemic, the company expanded production capacity aggressively based on the assumption that elevated demand would hold.
When demand normalized as gyms reopened, the company was left with approximately $1.1 billion in unsold inventory at the close of its fiscal fourth quarter of 2022, equivalent to hundreds of thousands of bikes and treadmills warehoused while orders stalled. The supply chain-specific account of how that unfolded shows how a single forecasting assumption, compounded through production commitments and logistics costs, required a structural business reset.
For suppliers, the lesson is not that forecasting is impossible. It is that forecast reliability degrades at longer planning horizons, and that understanding the most common demand forecasting challenges in retail supply chains is practical preparation. The suppliers who manage this well build tighter feedback loops between actual retail sell-through data and their production schedules, rather than relying on historical shipment patterns alone.
When Supply Chain Failures Are Really Data Failures
Logistics problems are visible. Data problems are harder to detect, which is part of what makes them more consequential at scale.
Target's Canadian expansion is the clearest modern example. The company launched more than 130 stores in 2013 alongside a newly implemented enterprise resource planning (ERP) system built to manage inventory and fulfillment for roughly 75,000 stock-keeping units (SKUs). Product data, including weights, dimensions, and location codes, was entered under a rushed timeline and contained widespread inaccuracies across thousands of items. The inventory system launched on corrupted data from the start.
Distribution centers held full merchandise while store shelves sat empty. The ERP couldn't match supply to demand because the underlying item data was wrong, routing product to incorrect locations and generating inaccurate replenishment orders. Analysts at the time called it one of the greatest supply chain disasters in Canadian retail history. A long-form investigation based on roughly 30 former employee interviews documented a data setup that was rushed and never verified before go-live. Target closed all 133 stores in 2015 with more than $2 billion in operating losses over its two-year run.
The lessons from the failure apply directly to supplier operations: item data accuracy, order data accuracy, and inventory visibility aren't IT concerns to be addressed after launch. They are the foundation every fulfillment decision runs on.
When Supply Chain Capability Drives Growth
Supply chain failures are instructive, but the positive case deserves equal attention.
Liquid Death scaled from a direct-to-consumer startup to more than 113,000 retail doors, reaching an estimated $333 million in retail sales in 2024. The company's funding rounds have consistently directed capital toward distribution growth, and the $67 million raised in March 2024 was explicitly earmarked for distribution growth and product innovation. The brand's leadership has consistently framed continued retail expansion as an operational execution challenge. Distribution investment and the ability to fulfill large-format retail demand at scale is what converts brand demand into revenue.
For suppliers, the takeaway is direct: demand without operational capability to fulfill it stays demand. Shelf space requires reliable execution at every replenishment cycle, and supply chain capability is what converts consumer interest into revenue. It is also what determines whether a buyer relationship grows or stalls.
You Can't Optimize a Process You Haven't Mapped
Software evaluation, automation, and AI adoption are all legitimate next steps for suppliers working to improve supply chain performance. Each of those investments requires a prerequisite: clarity about how your supply chain actually works at the process level.
You can't identify what is causing chargebacks without understanding the fulfillment sequence, and you can't improve demand forecasting without knowing where your forecast inputs come from and how quickly they reach your planning team. You can't select software to automate a process that hasn't been defined.
SPS Commerce operates in the order, data, and fulfillment layer of the retail supply chain, not in procurement, manufacturing, or logistics execution. That scope matters: the complexity in managing retailer order requirements, maintaining EDI connections, and keeping item data accurate across retail accounts is where most suppliers lose margin and buyer trust.
For suppliers looking to go deeper on retailer-specific supply chain requirements, including EDI, fulfillment compliance, and inventory data standards, SupplierWiki offers free educational resources built for that audience.
Frequently Asked Questions
What is the difference between supply chain management and logistics?
Logistics is one component of supply chain management, specifically the transportation, warehousing, and physical movement of goods. Supply chain management is the broader discipline that also includes demand planning, sourcing, inventory management, order fulfillment, and returns.
How does supply chain management affect chargebacks?
Most chargebacks trace back to supply chain execution failures: late or missing advance ship notices (ASNs), incomplete shipments, labeling errors, or routing violations. These are output problems that originate upstream in order management, item data accuracy, and fulfillment processes.
Why do supply chain failures often produce empty shelves alongside full warehouses?
When item data is inaccurate, inventory systems can't correctly match product to demand. Distribution centers may hold excess stock while stores remain understocked because the system is routing based on incorrect information. Accurate item data is the prerequisite for functional inventory management.
What should a first-time retail supplier prioritize in supply chain setup?
Order fulfillment accuracy, EDI compliance with each retailer's specific requirements, and item data completeness are the three areas that most directly affect chargebacks, in-full rates, and buyer relationships in the early stages of a retail account. Getting these right before adding complexity is the correct sequence.
Master Supply Chain with SPS Commerce
Ready to get order fulfillment, EDI compliance, and item data accuracy working before your next retailer relationship goes live?
SPS Commerce Fulfillment manages the order, data, and EDI layer between a supplier and every retail account they serve, so your team isn't absorbing retailer-by-retailer compliance work as you grow.