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Guide April 16, 2026 · Guidance Team

• ✓ Identify all indirect manufacturing costs; do not confuse them with SG&A expenses.
• ✓ Choose a simple, consistent overhead allocation method that fits your brand's operations.
• ✓ Integrate allocated overhead as a distinct line item in each product's Bill of Materials.
• ✓ Review and adjust your overhead allocation rates at least annually or when costs change significantly.

Why Overhead Allocation Matters to Your Bottom Line

Your Cost of Goods Sold (COGS) isn't just ingredients and co-packer fees. If you stop there, you're missing a significant chunk of what it actually costs to get your product made and ready to sell. Overhead includes all the indirect costs necessary for production but not directly tied to a single unit. Without allocating these costs, your perceived profit margins are inflated. This means you might price products too low, thinking you have more room than you do, or worse, keep producing an unprofitable SKU because its direct costs look good. Real profit comes from knowing all your costs, not just some of them. Don't guess; calculate your true COGS.

Identifying Your Overhead Costs, Not Just COGS

Before you can allocate, you need to know what to allocate. Overhead costs are distinct from your Selling, General, and Administrative (SG&A) expenses. Overhead directly supports your manufacturing operations. Think about what enables your production runs: rent for your office or warehouse (if supporting operations), utilities, quality assurance salaries, production management salaries, insurance for inventory, freight to your co-packer, and even depreciation on any equipment you own. These are not direct materials or labor, but they are essential to making your product. List every expense that contributes to getting your product manufactured and to the co-packer's door, but isn't a direct ingredient or co-packing charge.

Choosing Your Allocation Method: Practical Approaches

For food brands, especially those co-packing, simplicity often wins. Common allocation bases include total units produced, direct labor hours (if you have your own production staff), or even a percentage of direct costs. If you produce 100,000 units across five SKUs and your total annual overhead is $100,000, that's $1 per unit. This is a basic but effective starting point. If one product requires significantly more QA time or specific handling, a more refined method might be needed. The key is to pick a method that is logical, consistent, and relatively easy to track with the data you already collect. Don't overcomplicate it early on.

The Activity-Based Costing Advantage (or Simpler Alternative)

Activity-Based Costing (ABC) offers a highly accurate way to allocate overhead by assigning costs based on the actual activities that drive them. For example, QA costs might be allocated based on the number of production runs or lab tests, not just overall units. While ABC can be complex for smaller brands, you can adopt a simpler version. Group similar overhead costs (e.g., all QA-related expenses) and allocate them by a specific driver (e.g., total batches produced). This gives you more precision than a single company-wide rate. Systems like Guidance, which track production runs, Bills of Materials, and ingredient usage by lot, provide the granular data needed to make these more precise allocations much easier to implement and maintain without manual spreadsheet work.

Applying Overhead to Your Bill of Materials (BOM)

Once you've calculated your overhead rate per unit or per activity, the next step is to integrate it into your product's Bill of Materials (BOM). Your BOM should show not only your direct ingredient costs and co-packing fees, but also a distinct line item for allocated overhead. For example, if your direct materials are $1.00, co-packing is $0.50, and your allocated overhead is $0.20 per unit, your true COGS is $1.70. This additional cost component is crucial for understanding your gross margin accurately. Without it, you're making pricing decisions based on incomplete information, which can erode your profitability over time.

Reviewing and Adjusting Your Overhead Allocation

Your overhead costs are not static, and neither should your allocation method be. You must review and adjust your allocations at least annually, or whenever significant changes occur in your business. Did your rent go up? Did you hire more administrative staff supporting operations? Did your production volume change dramatically? All these factors impact your total overhead and the per-unit allocation. If your margins feel tight despite good sales, or if cash flow is an issue, your overhead allocation might be inaccurate. Regularly compare your total allocated overhead to your actual overhead expenses to ensure you are capturing everything.

See How Guidance Handles This

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