Understanding Debt Service: A Key Metric in Financial Health
- Brianna Johnson
- Apr 23
- 2 min read
In the world of finance, few metrics are as universally important as debt service. Whether you're managing a closely held business or reviewing acquisition targets, understanding how debt obligations are structured and repaid can offer valuable insight into financial health and long-term viability.
What Is Debt Service?
Debt service refers to the total amount of cash required to repay both the interest and the principal on outstanding debt over a specified time period. It’s a financial obligation that affects everyone—from individual borrowers to corporations and government entities.
At its core, debt service consists of:
Interest Payments – The cost of borrowing.
Principal Payments – The repayment of the original loan amount.
For example, if a company has a $2 million loan with a 6% interest rate amortized over 10 years, its annual debt service will include all scheduled payments made throughout the year, both principal and interest combined.
Why It Matters in M&A
In mergers and acquisitions, evaluating a company’s debt service provides critical insights into:
Cash flow sustainability
Ability to meet financial obligations
Attractiveness to lenders and investors

A target company with excessive debt service requirements might struggle during economic downturns, while a business with manageable debt and strong cash flow could be a promising acquisition candidate.
The Role of DSCR
One of the most widely used metrics in assessing debt capacity is the Debt Service Coverage Ratio (DSCR):

A DSCR above 1.0 suggests the company generates sufficient income to cover its debt payments, while a DSCR below 1.0 indicates it may fall short.
Why DSCR Matters to Buyers and Lenders:
Lenders often require a minimum DSCR threshold for loan approval.
Buyers use DSCR to evaluate financial risk and post-acquisition solvency.
Common Types of Debt Service
Scheduled Debt Service: Regular, agreed-upon payments (monthly, quarterly, etc.).
Accelerated/Unscheduled Payments: Voluntary or required prepayments made ahead of schedule, often to reduce long-term interest costs.
Best Practices for Managing Debt Service
Maintain Healthy Leverage Ratios
Avoid over-leveraging, especially in volatile markets.
Refinance When Advantageous
Locking in lower rates can dramatically improve DSCR.
Align Debt Structure with Cash Flow Cycles
Seasonal businesses, for example, benefit from flexible payment schedules.
Monitor Financial Covenants
Stay in compliance to avoid penalties or loan defaults.
Debt service isn’t just about meeting loan obligations—it’s a reflection of a company’s financial discipline, liquidity, and growth potential. For business owners, investors, and acquirers alike, understanding this concept is key to making informed decisions and building a sustainable financial strategy.
References
Investopedia. Debt Service Definition
Corporate Finance Institute. Debt Service Coverage Ratio (DSCR)
U.S. Small Business Administration. Prepare Financial Projections
Harvard Business Review. “What Financial Ratios Tell You About a Company”
Moody’s Analytics. Managing Financial Covenants
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