How we compute every metric
- Net revenue = Selling price / (1 + VAT%) when selling price is VAT-inclusive.
- Gross margin % = (Net revenue − Purchase price) / Net revenue × 100.
- Net margin % = (Net revenue − Purchase price − Shipping) / Net revenue × 100.
- Markup % = Profit / Total cost × 100.
- Break-even quantity = Fixed costs / Profit per unit.