Real Return Annuity Model • Accumulation & Decumulation Schedules

Retirement Planning Calculator

Determine the exact retirement nest egg (corpus) you need to maintain your lifestyle post-retirement, factoring in inflation, life expectancy, existing savings, and monthly investment requirements.

Inflation-Adjusted Nest Egg•Monthly SIP Required•Conservative / Moderate / Aggressive•100% Free & Private

Retirement Variables

0ms Local Engine

Current Age

Retirement Age

Life Expectancy

Current Monthly Expenses (₹)

₹

₹10,000/mo₹50.0 K/mo₹3 Lakhs/mo

Expected Inflation Rate (% p.a.)

Pre-Retirement Return (% p.a.)

Mutual funds / NPS (10-14%)

Post-Retirement Return (% p.a.)

Debt / SCSS / Hybrid (6-8%)

Current Savings / EPF (₹)

₹

Required Retirement Corpus

₹7,71,48,485

At Age 60

Required Monthly Investment:

₹17,612 / month

Monthly SIP needed for 30 years at 12% p.a. to achieve this corpus.

Monthly Expense at Age 60:

₹2,87,175/mo

Years in Retirement:

25 Years

Sensitivity Scenarios:

Base Model₹7.71 Cr

+1% Inflation₹13.90 Cr

-1% Return₹9.68 Cr

Real return annuity model. 100% private and client-side calculated.

The Complete Guide to Retirement Planning in India

Master the accumulation and decumulation life cycles, real returns, and the bucket strategy.

1. The Two Phases of Retirement Planning

Phase 1: Accumulation (Working Years)

During this phase, you invest a monthly surplus into growth assets (Mutual Funds, EPF, PPF, NPS). The objective is aggressive compound growth where your savings outpace inflation.

Phase 2: Decumulation (Retirement Years)

Once active income stops, you make inflation-indexed annual withdrawals from the corpus while the remaining capital continues to earn moderate returns (6% - 8% p.a.).

2. The Mathematics of Real Return Post-Retirement

The required corpus formula uses the real return rate (r_real) during retirement:

r_real = [ (1 + r_post) / (1 + inflation) ] - 1

Corpus = Annual Expense × [ (1 - (1 + r_real)^(-n)) / r_real ] × (1 + r_real)

Where: r_post = Post-retirement return rate, n = Years in retirement (Life Expectancy - Retirement Age)

3. Asset Allocation via the 3-Bucket Strategy

Bucket	Time Horizon	Asset Allocation	Purpose
Bucket 1: Cash & Liquidity	Immediate (Years 1 to 3)	Savings, FDs, Liquid Funds	Zero-risk immediate living expenses
Bucket 2: Fixed Income	Medium Term (Years 4 to 8)	Senior Citizen Savings Scheme (SCSS), Debt Funds	Predictable income to replenish Bucket 1
Bucket 3: Growth Equity	Long Term (Year 9+)	Index Funds, Large-Cap Mutual Funds	Outpace medical & lifestyle inflation

Tax-Free Retirement Compounds:Maximize government tax-free vehicles like our PPF Calculator and evaluate statutory terminal payouts with our Gratuity Calculator.

Frequently Asked Questions on Retirement Planning

Essential insights into corpus sizing, withdrawal strategies, and pension planning in India.

How much money do I need to retire comfortably in India?

The required retirement corpus depends on your current monthly living expenses, retirement age, expected lifespan, and inflation. In India, because inflation averages 6% and healthcare costs escalate rapidly, a person spending ₹50,000/month at age 30 typically requires a retirement corpus of ₹4.5 Crore to ₹6.5 Crore by age 60.

How is the required retirement corpus calculated?

The calculation uses a dual-phase model: Phase 1 projects today’s monthly expenses to retirement age using compounding inflation. Phase 2 computes the present value of an inflation-indexed annuity across the retirement years using the real rate of return (Post-Retirement Return minus Inflation Rate).

What is the 4% rule and does it work in India?

The 4% rule (from the Trinity Study) suggests you can safely withdraw 4% of your portfolio in year one of retirement and adjust for inflation thereafter without running out of money over 30 years. However, in India, where inflation is higher (6% vs 2-3% in the US), a safer initial withdrawal rate is typically 3.0% to 3.5%.

How should I allocate my investments after retirement?

Post-retirement portfolios should not be 100% in fixed deposits, because inflation and tax will erode the principal. Financial planners recommend a bucket strategy: 2–3 years of expenses in Liquid/Short-term Debt, 40–50% in Conservative/Balanced Hybrid Funds, and 20–30% in Equities to provide inflation-beating capital growth.

How do existing EPF and PPF balances impact my target?

Your existing provident fund (EPF), PPF, NPS, or mutual fund balances will compound until your retirement age. This reduces the net additional corpus you need to build, lowering your required monthly fresh savings.

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