profit-margin-calculator-shopify

# Profit Margin Calculator — Shopify/DTC 💰 Calculate product profitability for Shopify and DTC stores — cost breakdowns, profit margins, and CAC/LTV analysis. ## Installation ```bash npx skills add nexscope-ai/eCommerce-Skills --skill profit-margin-calculator-shopify -g ``` ## Cost Components | Cost Item | Description | Notes | |-----------|-------------|-------| | Product Cost | FOB purchase price | - | | Inbound Shipping | To 3PL warehouse | - | | 3PL Fulfillment | ShipBob/Deliverr etc. | - | | **Payment Processing** | 2.9% + $0.30 | Shopify Payments | | **Advertising** | 20-40% | Main cost ⚠️ | | Return Cost | Return processing | - | | Customer Shipping | If free shipping offered | Optional | ## DTC Characteristics - **No platform commission**: Only payment processing fees - **High ad spend ratio**: 20-40%, main cost driver - **Requires high margins**: 60%+ gross margin to support ads - **Focus on LTV/CAC**: Recommended >3 ## Key Metrics | Metric | Recommended | |--------|-------------| | Gross Margin | >60% | | Net Margin | >20% | | LTV/CAC | >3 | | Repeat Rate | Higher = better | ## Usage ```bash python3 scripts/calculator.py python3 scripts/calculator.py '{"selling_price": 49.99, "ad_spend_ratio": 0.20, "product_cost": 12}' ``` ## Output Example ``` 💰 **Shopify/DTC Profit Analysis Report** Selling Price $49.99 100.0% ──────────────────────────────────────── Product Cost -$12.00 24.0% 3PL Fulfillment -$4.50 9.0% Payment Pr...