Which SKUs Are Actually Making You Money?

What Is SKU-Level Profitability?

SKU-level profitability measures how much money an individual product generates after the costs connected to producing and selling it are deducted.

A basic gross margin calculation starts with net sales and subtracts the product’s cost of goods sold. That’s a useful starting point, but growing CPG brands often need a more complete view.

A product may also carry freight, warehousing, fulfillment, sales commissions, marketplace fees, retailer deductions, promotional allowances, returns, and other expenses. Once those costs are included, the amount left is closer to the product’s true financial contribution.

The exact calculation will depend on your business. What matters is using a consistent method across products and sales channels.

A company-wide profit and loss statement can show whether your business earned a profit overall. It usually can’t tell you whether a specific flavor, size, product line, or sales channel contributed enough to justify the inventory and effort behind it.

Why Can a High-Revenue SKU Produce Little Profit?

A high-revenue SKU can produce little profit when the costs of selling it consume most of the revenue it generates.

Imagine that one product brought in $1 million in gross sales. Once you subtract discounts, production costs, freight, retailer allowances, fulfillment fees, promotional spending, damages, and returns, the product may contribute far less than expected.

Another SKU might generate $600,000 in sales but carry a stronger margin, require less promotional support, and turn inventory faster. The lower-revenue product could contribute more profit and cash to the business.

Revenue tells you how much the product sold. Profitability tells you how much value your business retained from those sales.

McKinsey studied more than 350 CPG companies representing $2 trillion in revenue and found that only 28% achieved both organic growth and margin expansion. Those companies generated nine times the total shareholder returns of the others. The findings reinforce why sales growth and profitable growth need to be measured separately.

Selling more of a weak-margin product can make the financial problem larger. You may need to purchase more inventory, commit additional working capital, and absorb greater selling expenses without seeing a comparable increase in profit.

Why Should You Track Profitability by SKU and Channel?

You should track profitability by SKU and channel because the same product can generate different results depending on where and how it’s sold.

A product sold directly through your website may carry a higher selling price. It may also require spending on customer acquisition, fulfillment, payment processing, shipping, and returns.

That same product sold through a retailer may have a lower wholesale price along with deductions, promotional allowances, freight requirements, and longer payment terms.

Amazon adds another set of costs. Its official seller information identifies selling-plan and referral fees, along with potential fulfillment, storage, advertising, return, and aged-inventory costs.

When sales are blended into one company-wide margin, strong performance in one channel can hide weak results in another.

For example, a product may generate a healthy margin through DTC multipacks while earning very little through a retail account after discounts and deductions. Wholesale sales may produce a lower percentage margin but provide steady volume.

You need to know which SKUs generate profit and which channels allow each SKU to generate profit. Without both answers, you may expand a product into a channel where the economics don’t support healthy growth.

Which Costs Belong in a SKU Profitability Calculation?

A SKU profitability calculation should include each material cost that can be reasonably connected to producing or selling the product.

Start with net revenue rather than gross invoiced sales. Net revenue reflects discounts, returns, allowances, and deductions that reduce the amount your business actually receives.

You should then account for:

• Ingredients, raw materials, and packaging
• Manufacturing, co-packing, and production labor
• Freight, warehousing, fulfillment, and shipping
• Sales commissions and payment-processing fees
• Marketplace fees
• Retailer deductions, chargebacks, and promotional allowances
• Returns, damages, and spoilage

Some costs are easy to assign directly to a SKU. Others need to be allocated using a consistent method.

Shared warehouse costs, for example, might be allocated according to units handled, storage space, or order volume. Marketing expenses might be assigned to a specific product campaign when the connection is clear.

Your first calculation doesn’t have to be perfect. It needs to be consistent, explainable, and useful enough to improve your decisions.

What Should a SKU Profitability Report Include?

A SKU profitability report should show how each product moves from gross sales to the amount it contributes after relevant costs.

The report should include units sold, gross and net revenue, cost of goods sold, gross margin, and contribution margin. It should also account for freight, fulfillment, marketplace charges, retailer deductions, promotional spending, and other expenses connected to the product.

Inventory information adds another useful layer. You should be able to compare profitability with inventory on hand, product velocity, and turnover. A high-margin SKU may still create problems if it moves slowly or requires more inventory than your business can comfortably fund.

The report should also show changes over time.

A product may remain profitable while its margin gradually declines because ingredient prices increased, packaging costs changed, or discounting became more frequent. Trend reporting can identify that shift before it significantly affects your overall results.

The goal is to see which products deserve more investment, which require attention, and which may no longer fit your financial goals. More data alone won’t solve the problem. Your reporting needs to connect directly to the decisions you’re making.

How Does SKU Profitability Support Better Pricing Decisions?

SKU-level profitability helps you determine whether a product’s current price still supports its cost structure.

Many brands establish a price when a product launches, then leave it unchanged while manufacturing, packaging, freight, and retailer requirements continue to shift. The product may keep selling while its margin grows weaker.

Accurate reporting may show that a product needs a higher price, a different package size, or lower manufacturing costs. You may need to reduce discounting, adjust pricing by channel, or reconsider whether an unprofitable product configuration still belongs in the lineup.

A price that works for wholesale may not work for DTC. A promotional price that supports a limited customer-acquisition campaign may not be sustainable as the product’s standard price.

Before changing a price, you should know the current unit economics and the margin needed to support operations, future inventory purchases, and growth.

How Does SKU Profitability Improve Inventory Planning?

SKU-level profitability helps you decide where your inventory dollars can generate the strongest return.

Every production run requires cash before the product is sold. When you stock too much of a low-margin or slow-moving SKU, that cash remains tied up in inventory. It can’t be used to support a stronger product, enter a new account, or cover operating expenses.

Inventory also carries an ongoing cost. The Association for Supply Chain Management cites a commonly used estimate of 15% to 25% of inventory value per year for carrying costs. Those costs can include storage, insurance, handling, shrink, obsolescence, and the cost of capital tied up in unsold goods.

Sales velocity doesn’t provide the whole answer.

A fast-selling product with a weak contribution margin may consume a large amount of inventory funding without producing enough cash to support the next production run. A slower product with a stronger margin and predictable demand may be financially healthier.

Profitability reporting lets you consider demand and financial return together when setting purchase quantities, production schedules, reorder points, and safety-stock targets.

The analysis also depends on accurate inventory records. When your inventory counts and accounting records don’t agree, it becomes much harder to trust product-level margins or make sound purchasing decisions.

How Can SKU Profitability Improve Promotional Decisions?

SKU-level reporting helps you determine whether a promotion generated profitable growth or simply increased sales volume.

A promotion may create a noticeable spike in units sold while reducing the net revenue earned from each unit. It may also require retailer fees, advertising, sampling costs, free fills, or increased fulfillment expenses.

Before approving a promotion, you should understand the product’s usual contribution margin and what that margin will look like at the promotional price. You also need to calculate how many additional units must sell to offset the discount and account for any retailer or marketplace costs tied to the campaign.

Inventory and working capital matter, too. A promotion that produces more orders than expected can create pressure if you must fund a larger production run before receiving payment.

Afterward, compare the actual results with your expectations.

Some promotions serve a broader purpose, such as encouraging trial, acquiring customers, or securing retail distribution. They can still make strategic sense when the immediate margin is lower. You should know what you’re trying to accomplish and how you’ll measure whether the promotion delivered that result.

How Does SKU Profitability Guide Product Expansion?

SKU-level profitability gives you a stronger basis for deciding which products, formats, or channels your brand should pursue next.

Adding a flavor, package size, retailer, or marketplace requires more than customer interest. Each expansion creates expenses and operational complexity.

Before moving forward, you need to understand whether the existing product line generates enough profit and cash to support the opportunity.

Model how the expansion could affect manufacturing capacity, minimum order quantities, packaging expenses, inventory, freight, fulfillment, promotional commitments, and working capital. Retailer deductions and payment terms may also change the economics of an opportunity that initially looks attractive.

A best-selling SKU isn’t automatically the strongest candidate for expansion. A product with a reliable margin, manageable inventory requirements, and consistent performance may offer a healthier path.

Expansion should improve the economics of your business. More sales won’t help if each additional order creates greater pressure on margins and cash flow.

What Are the Signs Your Reporting Is Missing SKU Profitability?

Your reporting may need more detail when you can see total revenue but can’t confidently explain which products and channels generate the strongest financial return.

Common warning signs include:

• You rank products mainly by revenue or units sold.
• Your margins are reported only at the company or product-category level.
• You can’t compare the same SKU across retail, wholesale, DTC, and Amazon.
• Retailer deductions aren’t tied to specific customers or products.
• Freight, fulfillment, and promotional costs aren’t included in product decisions.
• Sales, operations, and finance use different numbers.
• Your best-selling product requires frequent cash infusions to stay in stock.
• Promotions are approved without a current margin calculation.
• You can’t explain why gross margin changed from one month to the next.

These gaps often appear when a business has outgrown basic bookkeeping.

Your financial statements may still be accurate at a high level. They simply may not provide enough detail for the decisions required by a more complex CPG business.

How Often Should You Review SKU Profitability?

You should review SKU and channel profitability often enough to respond before small margin changes become larger problems.

A monthly review may be appropriate for established products with predictable costs and demand. More frequent reporting may be needed for product launches, major promotions, rapidly changing costs, or tight-margin SKUs.

The review should bring together finance, sales, operations, and leadership.

Finance can explain margins, deductions, and cash flow. Sales can provide context about pricing, promotions, and customer commitments. Operations can identify changes in production costs, inventory, and fulfillment.

You can then use that combined view to make decisions about pricing, purchasing, product development, and expansion.

A report that reaches only the finance team has limited value. SKU profitability becomes useful when the people making product and channel decisions understand what the numbers are showing them.

Do You Know Which SKUs Are Funding Your Growth?

A growing CPG business needs to understand more than which products sell the most. You need to know which products produce profit, generate cash, and remain financially healthy in each channel.

That visibility helps you decide whether to increase a price, accept a retailer’s promotional terms, place another production order, discontinue a slow-moving variation, or expand into another channel.

When SKU-level reporting is accurate, those decisions don’t have to rely on revenue alone.

Explore six practical ways CPG brands can improve profitability and build a stronger financial foundation:

https://resources.belaysolutions.com/6-ways-to-increase-profitability-for-cpg-brands

Frequently Asked Questions

How Do You Calculate Profitability by SKU?

Start with the SKU’s net sales and subtract its cost of goods sold. Then subtract relevant selling expenses, such as freight, fulfillment, commissions, marketplace fees, discounts, promotions, returns, and retailer deductions. The amount remaining shows the product’s contribution toward fixed expenses and profit.

What Is the Difference Between SKU Revenue and SKU Profit?

SKU revenue is the amount generated from selling the product before all related costs are deducted. SKU profit reflects how much remains after accounting for the costs of producing, distributing, and selling it.

Can a Best-Selling Product Lose Money?

Yes. A best-selling product can lose money when its production, freight, fulfillment, discount, deduction, promotional, or return costs consume the margin generated from its sales.

Should SKU Profitability Be Calculated by Sales Channel?

Yes. The same SKU can carry different prices and costs across retail, wholesale, DTC, and online marketplaces. Channel-level reporting shows where the product generates its strongest return.

How Often Should SKU Profitability Be Reviewed?

Monthly reviews may work for established products. New products, major promotions, changing costs, and tight-margin SKUs may require more frequent reporting.

Which Financial Reports Should a Growing CPG Company Use?

A growing CPG company should have reliable financial statements, cash flow reporting, inventory reconciliation, and profitability reporting by SKU and sales channel. Reporting by customer or retailer may also be useful.