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What Is Credit to Deposit Ratio

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Nupur Wankhede

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Understand what the Credit to Deposit Ratio (CD Ratio) means, how it’s calculated, and why it matters for banks, investors, and regulators.

The Credit to Deposit Ratio (CD Ratio) is a key measure used in banking to assess how efficiently a bank utilises its deposits to generate loans and advances.

It shows the proportion of total deposits that have been used to provide credit to customers. This ratio reflects a bank’s liquidity position, profitability, and lending risk exposure.

A healthy CD ratio ensures that a bank balances lending opportunities with liquidity safety.

Credit to Deposit Ratio Formula

The formula to calculate the Credit to Deposit Ratio is:

  • Credit to Deposit Ratio = (Total Advances ÷ Total Deposits) × 100

Component Explanation

Total Advances

The total amount of loans and credit disbursed by the bank.

Total Deposits

The total funds deposited by customers with the bank.

Step-by-Step Calculation Example

Let’s understand this with an example:

  • Total Advances: ₹750 crore

  • Total Deposits: ₹1,000 crore

CD Ratio = (750 ÷ 1,000) × 100 = 75%

This means that 75% of the deposits have been used to provide credit. The remaining 25% acts as a liquidity buffer to meet withdrawal demands or regulatory reserve requirements.

Benefits of a Higher Credit to Deposit Ratio

A higher CD ratio can indicate strong business activity and effective lending practices when managed well.

Key benefits include:

  • Improved Profitability: Higher credit utilisation can increase interest income.

  • Efficient Resource Allocation: Suggests the bank is effectively converting deposits into revenue-generating loans.

  • Economic Growth Signal: Reflects increased borrowing for consumption or investment purposes.

  • Positive Market Confidence: Indicates robust demand and stable credit conditions.

Disadvantages of Credit to Deposit Ratio

While a high CD ratio can be positive, excessive lending compared to deposits may strain liquidity.

Key drawbacks include:

  • Liquidity Risk: Banks may struggle to meet sudden deposit withdrawals.

  • Increased Credit Risk: Over-aggressive lending can lead to defaults or NPAs (non-performing assets).

  • Regulatory Concerns: Extremely high ratios may trigger central bank scrutiny.

  • Lower Financial Flexibility: Less reserve liquidity to fund future operations or emergencies.

This ratio often ranges between 70% and 80%, although the exact range can vary based on economic conditions and industry practices.

Factors Affecting the Credit to Deposit Ratio

Several factors influence the CD ratio:

  1. Monetary Policy: Changes in RBI’s repo or CRR rates directly affect lending ability.

  2. Economic Conditions: Strong growth phases often push the ratio higher due to increased borrowing demand.

  3. Deposit Growth Rate: Slower deposit inflows can cause the ratio to rise even if credit remains stable.

  4. Lending Rates: Lower interest rates can stimulate borrowing, raising the ratio.

  5. Regulatory Directives: RBI guidelines may set thresholds to maintain sectoral stability.

  6. Liquidity Management: Banks with prudent reserve management tend to maintain balanced ratios.

Conclusion & Key Takeaways

The Credit to Deposit Ratio is a vital indicator of how efficiently banks utilise deposit funds.

A balanced CD ratio helps ensure both profitability and liquidity stability.

Key takeaway:

  • Commonly refereneced moderate ratio (70–80%).

  • Ratios below 60% suggest under-lending, while those above 90% may indicate excessive risk-taking.

  • Sustainable lending practices maintain long-term trust and solvency.

Disclaimer

This content is for informational purposes only and the same should not be construed as investment advice. Bajaj Finserv Direct Limited shall not be liable or responsible for any investment decision that you may take based on this content.

FAQs

What is the formula for credit to deposit ratio?

The credit to deposit ratio is calculated using the formula: (Total Advances ÷ Total Deposits) × 100, which shows the percentage of deposits that have been lent out as advances by a bank.

A low credit to deposit ratio indicates that a bank is underutilising its deposit base, leading to lower income from lending activities and reduced profitability.

The credit to deposit ratio and loan to deposit ratio are often used interchangeably, but the latter may exclude certain non-loan advances, offering a narrower view of lending activity.

An increase in the credit to deposit ratio usually results from higher lending demand, slower deposit inflows, or tight liquidity conditions within the banking sector.

A very high ratio signals potential liquidity pressure, higher exposure to credit risk, and may attract regulatory scrutiny if lending exceeds sustainable levels.

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Hi! I’m Nupur Wankhede
BSE Insitute Alumni

With a Postgraduate degree in Global Financial Markets from the Bombay Stock Exchange Institute, Nupur has over 8 years of experience in the financial markets, specializing in investments, stock market operations, and project management. She has contributed to process improvements, cross-functional initiatives & content development across investment products. She bridges investment strategy with execution, blending content insight, operational efficiency, and collaborative execution to deliver impactful outcomes.

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