Emergency Fund & Cash Runway Calculator
An Emergency Fund is a dedicated liquid cash buffer set aside to cover unexpected life events (medical bills, job loss, emergency home repairs) without liquidating investments or borrowing.
Formula & Methodology
Target Emergency Fund = Monthly Living Expenses * Target Months CushionExpensesRent/mortgage, utilities, food, insurance, debt minimums.
MonthsDesired months of safety cushion (typically 3 to 6 months).
Practical Worked Example
A family incurs Rs 70,000/month in non-negotiable living costs and desires a 6-month safety buffer with Rs 1,50,000 currently saved in a bank account.
Interpretation & Industry Benchmarks
Keep emergency reserves in high-yield savings accounts, fixed deposits, or liquid mutual funds for instant access.
Dual-income salaried households with high job security.
Standard financial planning rule of thumb.
Freelancers, business owners with fluctuating income.
Industry Nuance: Never invest emergency funds in volatile stocks or lock them in illiquid long-term products.
Analytical Limitations
- Calculate based on essential living expenses, excluding discretionary vacations and luxury dining.
Frequently Asked Questions
Where should I keep my emergency fund?
In an instantly accessible savings bank account, sweep-in fixed deposit, or overnight/liquid debt mutual fund.