Unit economics (how-to)
How to design packaging rationalization efforts to eliminate low-margin SKUs while improving overall unit economics performance.
A practical framework guides managers through packaging rationalization to prune low-margin SKUs, optimize packaging costs, and boost overall unit economics, balancing customer experience with profitability through data-driven decision making and phased implementation.
Published by
Jerry Jenkins
August 09, 2025 - 3 min Read
Packaging decisions are rarely isolated. They ripple through production, logistics, and shelf impact, reframing a company’s cost structure. When pursuing rationalization, the first step is to map every SKU to its true cost-to-serve, including packaging. This means collecting data on material costs, weight, volume, freight, and storage, then comparing these inputs against revenue per unit and contribution margin. Without precise visibility, teams risk trimming SKUs that actually support profitability or, conversely, preserving high-cost items that drag down economics. The goal is a living model, regularly updated with supplier quotes, product changes, and channel dynamics to keep the imperative clear and the decisions grounded in fact.
Once you have a clear cost-to-serve view, establish a threshold for rationalization that aligns with strategic objectives. For example, you might identify SKUs whose packaging adds disproportionate weight or complexity relative to their sales and contribution. It isn’t enough to look at unit gross margins alone; you should consider revenue stability, cross-sell potential, and the SKU’s role in the broader assortment. Create a decision framework that weighs customer impact against cost savings. This structure helps cross-functional teams converge on a plan that preserves critical SKUs while systematically retiring or rebranding others, minimizing disruption to customers and the supply chain.
Data-driven decisions anchor the rationalization journey in reality.
With the framework in hand, implement a phased rationalization program. Begin by testing changes in a controlled subset of SKUs or a single channel to observe responses without risking the entire portfolio. Track not only cost reductions but also customer satisfaction signals, substitution behavior, and order frequency. A successful pilot demonstrates that packaging simplification can reduce waste, lower freight costs, and shorten cycle times while maintaining or improving perceived value. The pilot should also capture supplier responsiveness to redesigned packaging, including lead times and the ability to source equivalent materials at scale. Use these learnings to refine the full rollout plan.
As you expand the program, prioritize packaging elements that most influence unit economics. Common levers include converting multi-piece cartons to single-piece designs, reducing inner packaging, standardizing box sizes, and consolidating packaging tiers. Each change should have a measurable impact on cost per unit, weight, and dimensional weight. Equally important is the effect on handling and protection during transit. If a lighter carton compromises product integrity or increases damage rates, the net benefit evaporates. A rigorous evaluation balances cost savings with risk controls, ensuring profitability improvements do not come at the expense of customer experience.
Aligning packaging with strategic priorities maximizes impact.
Data transformation is the backbone of durable packaging rationalization. Start by harmonizing SKUs across datasets—sales, warehouse, e-commerce, and returns—to build a single source of truth. Use activity-based costing to assign overheads accurately to each SKU, including warehousing and cross-docking. Then simulate alternate packaging configurations to estimate elasticity: how do changes affect not just unit cost but order velocity, stockouts, and post-purchase returns? Your model should also account for seasonal demand shifts and promotions that could alter the marginal value of each SKU. The objective is a robust decision framework that remains valid under varying market conditions and supply disruptions.
Communication and governance sustain the program. Create a clear escalation pathway for packaging changes and ensure stakeholder buy-in from procurement, operations, and marketing. Develop a standardized change request that includes rationale, expected financial impact, risk assessment, and a rollback plan. Establish regular program reviews, with metrics such as cost per unit, gross margin per SKU, and share of total profit contributed by low-margin items. Transparent dashboards enable leadership to see progress, celebrate wins, and adjust targets as conditions evolve. Strong governance slows ad hoc changes that undermine the rationalization logic.
Operational rigor anchors successful packaging simplification.
A critical consideration is channel-specific packaging. E-commerce often tolerates lighter, simpler packaging, while retail requires sturdier protection and shelf-ready formats. Design packaging variants that tailor to channel needs without fragmenting the portfolio. For example, a single SKU family might be offered in a standard retail carton plus a compact e-commerce version that reduces weight and packaging layers. By maintaining a core product story and ensuring that packaging choices do not dilute brand equity, you protect both consumer trust and cost advantages. The key is to maintain consistency in packaging cues while optimizing for each channel’s unique logistics reality.
Customer experience should not be sacrificed in the name of savings. Before finalizing any changes, run small-scale trials that measure unboxing experience, perceived value, and ease of disposal. Solicit qualitative feedback from retailers and end customers, and monitor online reviews and returns with a focus on packaging-related issues. If a packaging simplification erodes perceived quality, you may need to reintroduce an element of premium packaging or adjust messaging. The most durable rationalizations deliver a cleaner experience that still communicates product value and quality, turning packaging optimization into a competitive advantage rather than a cost cut.
The path to durable profitability lies in disciplined execution.
On the operational side, ensure suppliers are integrated early in the rationalization journey. Engage packaging vendors in co-design sessions to explore material substitutions that meet performance and cost targets. Negotiations should emphasize total cost of ownership, not just unit price, considering factors such as minimum order quantities, changeovers, and shell-life of packaging components. Establish performance-based incentives for suppliers tied to weight reductions, damage rate improvements, and on-time delivery. By creating a collaborative ecosystem, you build resilience into the packaging supply chain and reduce the risk of disruptions during implementation.
Inventory management benefits from packaging rationalization as well. A streamlined packaging suite can enable more accurate forecasting, reduce safety stock, and shorten lead times. With standardized carton sizes, warehouse operations gain efficiency through better slotting and pick-pack processes. Repack rework and damage waste decrease as the number of handling steps declines. The end result is a leaner, faster fulfillment network that supports higher service levels at lower total cost. When the packaging strategy aligns with inventory policies, you unlock a virtuous cycle of lower carrying costs and stronger cash flow.
Finally, embed learning loops into the packaging rationalization program. After each phase, quantify the impact on unit economics and share findings with the broader business. Use these insights to recalibrate assumptions, update targeting, and refine the change protocol. Document edge cases where certain SKUs resist simplification, explaining why, and protecting the products that contribute disproportionately to profitability. Continuous improvement should be the operating rhythm, with leadership reviews guiding future iterations and ensuring that rationalization remains aligned with strategic growth plans.
In summary, packaging rationalization is not a one-off cost-cutting exercise but a strategic driver of unit economics. By combining precise cost-to-serve analysis, phased pilots, channel-aware packaging design, customer-centric testing, and strong governance, a company can retire low-margin SKUs without eroding brand value or service levels. The resulting simplification lowers costs, speeds operations, and enhances profitability across the portfolio. When done thoughtfully, packaging rationalization delivers a cleaner, more competitive business model that sustains growth in ever-changing markets.