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Core metrics layer

Ambient Core defines 15 shared templates in catalog/shared/metrics.yaml. At generate time they expand into every industry pack as {industry}.core.{slug} keys (270 expanded keys across 18 packs). Each industry page lists its core rows alongside pack-specific metrics.

Monthly Burn Rate​

  • Type: Financial
  • Unit: Currency/month
  • Description: Net cash consumed per month (negative net operating cash flow).
  • Inputs: cash_out, cash_in
  • Methodology: Net Burn = Cash Out − Cash In (per month)
  • Calculation: cash_out - cash_in
  • Catalog key pattern: {industry}.core.burn_rate

Cash Conversion Cycle​

  • Type: Financial
  • Unit: Days
  • Description: Days to convert investments in inventory and receivables back into cash.
  • Inputs: days_inventory_outstanding
  • Methodology: CCC = DSO + Days Inventory Outstanding − DPO
  • Calculation: dso + days_inventory_outstanding - dpo
  • Catalog key pattern: {industry}.core.ccc

Current Ratio​

  • Type: Financial
  • Unit: Ratio
  • Description: Short-term liquidity: ability to cover current liabilities with current assets.
  • Inputs: current_assets, current_liabilities
  • Methodology: Current Ratio = Current Assets / Current Liabilities
  • Calculation: current_assets / current_liabilities
  • Catalog key pattern: {industry}.core.current_ratio

Days Payable Outstanding (DPO)​

  • Type: Financial
  • Unit: Days
  • Description: Average number of days the business takes to pay its suppliers.
  • Inputs: accounts_payable, cogs, days
  • Methodology: DPO = (Accounts Payable / COGS) × Number of Days
  • Calculation: accounts_payable / cogs * days
  • Catalog key pattern: {industry}.core.dpo

Days Sales Outstanding (DSO)​

  • Type: Financial
  • Unit: Days
  • Description: Average number of days to collect cash after a sale.
  • Inputs: accounts_receivable, total_credit_sales, days
  • Methodology: DSO = (Accounts Receivable / Total Credit Sales) × Number of Days
  • Calculation: accounts_receivable / total_credit_sales * days
  • Catalog key pattern: {industry}.core.dso

EBITDA Margin​

  • Type: Financial
  • Unit: %
  • Description: Core operating cash profitability before interest, tax, depreciation and amortization.
  • Inputs: ebitda, revenue
  • Methodology: EBITDA Margin = (EBITDA / Revenue) × 100
  • Calculation: ebitda / revenue * 100
  • Catalog key pattern: {industry}.core.ebitda_margin

Gross Profit Margin​

  • Type: Financial
  • Unit: %
  • Description: Share of revenue retained after the direct cost of goods sold.
  • Inputs: revenue, cogs
  • Methodology: Gross Margin = ((Revenue − COGS) / Revenue) × 100
  • Calculation: (revenue - cogs) / revenue * 100
  • Catalog key pattern: {industry}.core.gross_margin

Headcount (FTE)​

  • Type: Operational
  • Unit: Count
  • Description: Period-end count of active full-time-equivalent employees. A directly measured input, not a derived ratio.
  • Methodology: Period-end count of active employees expressed as full-time equivalents (directly measured, not calculated).
  • Calculation: No machine-readable calc — directly reported or qualitative.
  • Catalog key pattern: {industry}.core.headcount

Net Profit Margin​

  • Type: Financial
  • Unit: %
  • Description: Bottom-line profitability after all costs, interest and tax.
  • Inputs: net_income, revenue
  • Methodology: Net Profit Margin = (Net Income / Revenue) × 100
  • Calculation: net_income / revenue * 100
  • Catalog key pattern: {industry}.core.net_margin

Operating Cash Flow​

  • Type: Financial
  • Unit: Currency (e.g., USD)
  • Description: Cash generated by core operations during the period.
  • Inputs: net_income, non_cash_charges, increase_in_working_capital
  • Methodology: Operating Cash Flow = Net Income + Non-Cash Charges − Increase in Working Capital
  • Calculation: net_income + non_cash_charges - increase_in_working_capital
  • Catalog key pattern: {industry}.core.operating_cash_flow

Operating Margin (EBIT)​

  • Type: Financial
  • Unit: %
  • Description: Operating profitability after operating expenses (EBIT margin).
  • Inputs: operating_income, revenue
  • Methodology: Operating Margin = (Operating Income / Revenue) × 100
  • Calculation: operating_income / revenue * 100
  • Catalog key pattern: {industry}.core.operating_margin

Quick Ratio (Acid Test)​

  • Type: Financial
  • Unit: Ratio
  • Description: Acid-test liquidity excluding inventory — most conservative short-term solvency view.
  • Inputs: current_assets, inventory, current_liabilities
  • Methodology: Quick Ratio = (Current Assets − Inventory) / Current Liabilities
  • Calculation: (current_assets - inventory) / current_liabilities
  • Catalog key pattern: {industry}.core.quick_ratio

Revenue Growth Rate​

  • Type: Financial
  • Unit: %
  • Description: Period-over-period revenue growth rate.
  • Inputs: revenue, revenue_prior
  • Methodology: Revenue Growth = ((Current Period Revenue − Prior Period Revenue) / Prior Period Revenue) × 100
  • Calculation: (revenue - revenue_prior) / revenue_prior * 100
  • Catalog key pattern: {industry}.core.revenue_growth

Cash Runway​

  • Type: Financial
  • Unit: Months
  • Description: Number of months of cash remaining at the current net burn rate.
  • Inputs: current_cash_balance
  • Methodology: Runway (months) = Current Cash Balance / Monthly Net Burn
  • Calculation: current_cash_balance / burn_rate
  • Catalog key pattern: {industry}.core.runway

Working Capital​

  • Type: Financial
  • Unit: Currency (e.g., USD)
  • Description: Operating liquidity available to fund day-to-day operations.
  • Inputs: current_assets, current_liabilities
  • Methodology: Working Capital = Current Assets − Current Liabilities
  • Calculation: current_assets - current_liabilities
  • Catalog key pattern: {industry}.core.working_capital

Generated from ambient-core ref 22b6089 (digest f5bca892574e3e28). Regenerate: npm run sync:catalog-wiki.