Goal-Based SIP Calculator
Work backward from a goal to estimate the monthly SIP you need. Adjust the goal for inflation, compare three return scenarios and add an optional current-rule equity LTCG provision.
Last Updated: July 22, 2026Calculate the SIP Required for Your Goal
Enter the goal's cost in today's money. The calculator estimates its future cost and solves for a fixed monthly SIP.
Enter valid figures and select Calculate Required SIP.
| Scenario | Assumed return | Required monthly SIP | Total invested | Gross corpus |
|---|
| Year | Monthly SIP | Total invested | Estimated gains | Projected value |
|---|
The optional tax provision assumes eligible equity-oriented fund gains qualify for current Section 112A-style long-term treatment: 12.5% base tax on gains above the ₹1.25 lakh aggregate annual exemption. It excludes cess, surcharge, short-term units and other transactions using the exemption. Actual tax may differ.
What Is a Goal-Based SIP Calculator?
A goal-based SIP calculator estimates the fixed monthly Systematic Investment Plan needed to reach a specific financial target. Instead of asking how much an existing SIP might grow, it starts with the amount you need and works backward.
You enter the goal's present cost, time available, expected inflation and assumed investment return. The calculator first raises the goal amount for inflation. It then finds the monthly contribution whose projected redemption value meets the future target under your assumptions.
This method suits goals with a date and an estimated cost, such as higher education, a home down payment, a wedding fund or a retirement milestone. Keep separate calculations for separate goals. Each goal may need a different time period, inflation rate, investment mix and risk level.
The Association of Mutual Funds in India describes SIP as a method of investing a fixed amount in a mutual fund scheme at regular intervals. A SIP is an investing method, not a product or guaranteed-return plan.
How to Use This Goal-Based SIP Calculator
- Enter what the goal would cost today. Do not enter a future inflated amount unless you set inflation to 0%.
- Enter the number of complete years before you need the money.
- Choose an inflation rate suited to the goal. Education and healthcare costs may move differently from general consumer inflation.
- Add a realistic expected annual return. Test more than one rate.
- Choose whether to add the simplified equity LTCG provision.
- Select start-of-month or end-of-month contribution timing, then calculate.
Start with the base monthly SIP, then review the conservative scenario. A critical goal should not depend on the optimistic case. Check the year-wise projection and review the plan at least annually. Update the current cost, time remaining, saved balance and future assumptions when they change.
Goal-Based SIP Formula
The calculation has three stages. First, it converts today's goal cost into a future target. Second, it projects the future value of monthly contributions. Third, it solves for the SIP that leaves enough money after the selected tax estimate.
Future goal = Present goal × (1 + inflation rate)years
SIP future value = P × [((1 + i)n − 1) ÷ i] × (1 + i)
- P is the monthly SIP.
- i is the assumed annual return divided by 12 and 100.
- n is the number of monthly contributions.
- The final factor applies to a start-of-month SIP. It is omitted for end-of-month timing.
When return is 0%, the future value equals total contributions. The tool uses a numerical solver because the optional tax provision depends on both projected gains and contributions.
Worked Example
Assume a goal costs ₹25 lakh today, you have 10 years, goal inflation is 6%, expected return is 12% and contributions occur at the start of each month.
- Future goal: about ₹44.77 lakh
- Required monthly SIP before the optional tax adjustment: about ₹19,270
- Total contribution without tax adjustment: about ₹23.12 lakh
- The tax-adjusted SIP is higher because a provision is added for eligible gains above the current exemption.
The live result provides the exact estimate for the selected inputs. Actual mutual fund performance will not follow a smooth 12% path, so treat the conservative result as an important planning check.
Why Inflation Changes the SIP You Need
A future goal should not be planned only at today's price. At 6% annual inflation, a ₹25 lakh goal becomes about ₹44.77 lakh after 10 years and about ₹80.18 lakh after 20 years. The longer the time horizon, the larger the gap between today's cost and the future cost.
| Goal type | Inflation approach | Planning note |
|---|---|---|
| Higher education | Test a goal-specific rate | Fees, living costs and currency exposure may differ |
| Home down payment | Use local housing assumptions | Property markets vary by city and segment |
| Wedding fund | Break the budget into components | Venue, travel and jewellery may move at different rates |
| Retirement expense | Model annual living costs | A single corpus estimate is only a starting point |
Do not choose a low inflation input only to reduce the required SIP. Use a reasonable range and add a buffer for uncertain costs.
How to Choose an Expected Return
The expected return is a planning assumption. It is not a promised yield. A higher input lowers the calculated SIP because the model assumes more of the goal will come from investment gains. This makes an optimistic assumption risky.
- Use the conservative scenario for an essential goal.
- Match the assumption to the asset mix and time horizon.
- Do not copy a fund's best one-year return into a long-term plan.
- Review expense ratios, exit loads and tracking differences where relevant.
- Reduce risk as the goal approaches if your plan requires capital stability.
Check a mutual fund's current scheme documents and Riskometer before investing. SEBI's Riskometer guidance explains the scheme risk labels from low to very high. The label communicates risk. It does not guarantee a return.
How the LTCG Provision Works
The optional setting adds a simplified redemption-tax provision. Under the current rule used by this page, eligible long-term gains from equity-oriented mutual fund units are taxed at a 12.5% base rate above a ₹1.25 lakh aggregate annual exemption. The change was introduced for transfers on or after July 23, 2024. You can review the official Finance Bill memorandum.
The calculator estimates gains as projected corpus minus total SIP contributions. It subtracts ₹1.25 lakh and applies 12.5% to the remaining positive amount. It then increases the SIP until the estimated corpus after this provision meets the inflated goal.
This is not a tax return calculation. Each SIP instalment has its own acquisition date. Units held for 12 months or less may receive short-term treatment. The annual exemption is shared with other eligible gains. Surcharge, cess, set-off rules, fund type and future law changes also affect actual tax. Use Ignore Tax when the chosen investment is not covered by this simplified assumption, then get advice for your situation.
Build a More Reliable Goal Plan
Add a safety margin
A calculator gives a precise number from uncertain inputs. Add a buffer to the goal or contribute more than the displayed SIP. A buffer helps with higher costs, lower returns, missed instalments and taxes not captured by the model.
Include money already saved
This version solves for a new fixed SIP and does not include an existing corpus. If you already have money assigned to the goal, project that balance separately, subtract its expected future value from the goal and calculate the SIP for the remaining gap.
Review the goal every year
Compare the actual fund value with the planned year-wise value. If you are behind, increase contributions, extend the date, lower the goal cost or adjust the investment plan. Do not raise the expected return simply to make the shortfall disappear.
Protect short-term needs
Keep emergency savings outside a volatile long-term goal portfolio. As the goal date approaches, review whether the asset mix still matches your capacity to absorb a fall.
Limitations of This Calculator
The tool assumes a constant annual return converted to a monthly rate, a fixed monthly SIP, complete years and no missed investments. It does not model daily NAV movement, sequence-of-return risk, an existing corpus, annual step-ups, scheme expenses, stamp duty, exit load or rebalancing.
The inflation rate also remains constant. Real goal costs may rise unevenly. Mutual fund returns vary and losses are possible. Your final result may be higher or lower than the estimate even when every SIP is completed.
If the required SIP exceeds your budget, test a longer timeline or a lower goal cost. A step-up SIP may help when future income is expected to grow, but the later contributions must remain affordable.
Related Investment Calculators
Use related tools to test the same plan from different angles.
Frequently Asked Questions
What is a goal-based SIP?
A goal-based SIP is a regular investment planned around a specific future amount and date. Its contribution is reviewed against the progress of that goal.
How does the calculator find the required monthly SIP?
It inflates today's goal cost, projects monthly contributions at the assumed return and solves for the contribution that reaches the future target.
Should I use the conservative or base SIP?
For an essential goal, review the conservative case and add a buffer. The base result depends fully on your selected return assumption.
Are SIP returns guaranteed?
No. A SIP invests periodically but does not guarantee profit or protect capital. Actual mutual fund values move with the market and scheme portfolio.
Does the calculator adjust the goal for inflation?
Yes. It compounds the goal's current cost by the selected inflation rate for the complete number of years.
Does the calculator include mutual fund tax?
It offers a simplified equity LTCG provision using the current 12.5% base rate and ₹1.25 lakh aggregate annual exemption. Actual tax may differ.
What happens when expected return is 0%?
The required SIP equals the inflated goal divided across all monthly contributions. No investment gain or LTCG provision arises in the estimate.
Can I include an existing investment balance?
Not directly in this version. Project the existing balance separately, subtract its future value from the target and calculate the SIP for the remaining gap.
How often should I review my goal SIP?
Review it at least once a year and after major changes in goal cost, income, timeline, portfolio value, tax rules or risk capacity.