How to Build a Bigger Retirement Corpus With SIPs

Retirement planning is about building a corpus that can support your lifestyle after regular income stops. A systematic investment plan, or SIP, can make this process easier by turning a large, long-term goal into manageable monthly investments.

However, achieving this requires a disciplined and structured approach.

Start with the goal

The first step is to estimate how much money you may need at retirement. Current household expenses are a useful starting point, but they need to be adjusted for inflation. For instance, monthly expenses of ₹60,000 today could rise to about ₹2.58 lakh after 25 years if inflation averages 6 per cent. This illustrates how significantly living costs can change over a long period.

The required retirement corpus will also depend on factors such as years left to retirement, expected post-retirement expenses, life expectancy and other sources of income.

Once a target corpus is estimated, investors can work backwards to determine the monthly investment required.

Give compounding time

An investor who begins at 30 has substantially more time to build a corpus than someone starting at 40 or 45. Starting early also allows returns generated in the initial years to remain invested and potentially earn further returns over the following decades.

This is where SIPs can be particularly useful. By investing regularly across market cycles, investors can maintain discipline without having to decide repeatedly when to enter the market.

A longer investment horizon can also provide more time to ride through periods of market volatility and remain focussed on the retirement goal.

Step Up the SIP

A retirement SIP need not remain unchanged throughout an investor’s working life.

As income increases, investors can consider raising their monthly contribution. Even a modest annual step-up can make a meaningful difference to the final corpus because each increase also gets additional years to compound. For example, an investor may begin with an amount that is comfortable today and increase the SIP by 5-10 per cent every year as income rises. This approach can make retirement saving more manageable in the early years while allowing the investment portfolio to grow alongside earnings.

Get allocation right

Retirement planning is not only about how much is invested, but also where it is invested.

For investors with a long horizon, equity-oriented investments can play an important role in building wealth over time. As retirement approaches, the asset mix can gradually become more conservative depending on the investor’s risk profile, financial position and income requirements. The objective is to strike a balance between growth during the accumulation years and stability closer to the withdrawal stage.

Periodic rebalancing can also help ensure that the portfolio does not become excessively tilted towards one asset class.

Review periodically

Retirement is a long-term goal, and circumstances can change along the way.

At the same time, short-term market movements should not distract investors from a long-term retirement plan. The purpose of an SIP is to bring consistency and discipline to investing across market conditions.

A well-structured retirement plan therefore rests on starting early, estimating the required corpus, investing regularly, stepping up contributions as income grows and reviewing the asset allocation periodically.

SIPs provide the discipline to invest month after month. A clear retirement goal ensures that this discipline is directed towards a meaningful financial outcome.

Disclaimer: The views and opinions expressed in this article are those of the author and do not necessarily reflect the views of Outlook Money. The article is for general information and educational purposes only and should not be construed as investment advice, a recommendation, or a solicitation to invest in any product or scheme. Investors should evaluate investments in light of their financial goals, risk profile and circumstances, and seek advice from a qualified professional, where necessary. Outlook Money does not assume responsibility for investment decisions made solely on the basis of this article.

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Disclaimer: The Views are Personal and not a part of the Outlook Money Editorial Feature