How the Net Debt Calculator works
Net debt is a standard balance-sheet metric that answers a simple question: if every dollar of readily available cash were used to pay down debt today, how much debt would still remain? It strips out the cushion that cash and near-cash investments provide and leaves a clearer picture of a company's or household's true debt burden.
The formula
The calculator applies the standard net debt formula:
Net Debt = (Short-Term Debt + Long-Term Debt) − (Cash and Cash Equivalents + Marketable Securities)
Short-term debt includes obligations due within a year — the current portion of long-term debt, short-term loans, and lines of credit drawn down. Long-term debt covers bonds, mortgages, and term loans due beyond a year. On the offsetting side, cash and cash equivalents are highly liquid holdings (bank balances, money market funds), and marketable securities are investments that can be converted to cash quickly, such as short-term Treasury bills or publicly traded stocks and bonds held for liquidity. Assets that are not readily convertible to cash — inventory, accounts receivable, real estate — are deliberately left out.
Worked example
Take $50,000 of short-term debt and $250,000 of long-term debt, for total debt of $300,000. Against that, $40,000 in cash and $20,000 in marketable securities gives total cash and equivalents of $60,000. Net debt is $300,000 − $60,000 = $240,000. If annual EBITDA is $150,000, the net debt-to-EBITDA ratio is $240,000 / $150,000 = 1.6, meaning it would take roughly 1.6 years of current earnings to retire the net debt if every dollar of EBITDA went toward debt repayment.
Reading the net debt-to-EBITDA ratio
- Negative net debt (net cash position): cash and securities exceed total debt. The business or household could theoretically clear all interest-bearing debt and still have cash left over.
- Ratio under 1: generally considered low leverage — net debt is less than a year of EBITDA.
- Ratio of 1 to 3: moderate leverage, common for many established, stable businesses.
- Ratio above 3-4: elevated leverage; lenders and analysts typically look closer at cash flow stability and covenant headroom at this level, though comfortable thresholds vary a lot by industry and capital intensity.
Why net debt, not just total debt
Total debt alone can be misleading when a company is sitting on a large cash balance raised from a bond issue or stock sale it hasn't deployed yet. Net debt corrects for that by netting out the liquid assets available to offset the obligation, which is why it's the figure most often used in credit analysis, M&A valuation (enterprise value includes net debt), and covenant tests.