Duke Energy Corporation (DUK) — Cash Flow Quality Index
Duke Energy Corporation (DUK) has a Cash Flow Quality Index of 2.41x as of June 2026. Operating cash flow of $2.76 Billion exceeds net income of $1.15 Billion, indicating high earnings quality where cash backs reported profits. Explore Duke Energy Corporation (DUK) debt coverage ratio to assess how comfortably operating cash covers total debt obligations.
Cash Flow Quality Index
Operating Cash Flow
Net Income
Data as of
Duke Energy Corporation Cash Flow Quality Index (1994–2025)
Historical Cash Flow Quality Index for Duke Energy Corporation across 31 annual periods. Values consistently above 1.0x indicate high-quality earnings. For the full cash flow conversion analysis, see DUK cash generation efficiency.
Annual Cash Flow Quality Index for Duke Energy Corporation (1994–2025)
Year-by-year earnings quality comparison for Duke Energy Corporation.
| Year | Quality Index | Operating CF (USD) | Net Income | YoY Change |
|---|---|---|---|---|
| 2025 | 2.49x | $12.35 Billion | $4.97 Billion | ▼ -6.9% |
| 2024 | 2.67x | $12.33 Billion | $4.61 Billion | ▼ -22.3% |
| 2023 | 3.44x | $9.88 Billion | $2.87 Billion | ▲ +50.1% |
| 2022 | 2.29x | $5.93 Billion | $2.59 Billion | ▼ -1.1% |
| 2021 | 2.32x | $8.29 Billion | $3.58 Billion | ▼ -71.7% |
| 2020 | 8.18x | $8.86 Billion | $1.08 Billion | ▲ +256.0% |
| 2019 | 2.30x | $8.21 Billion | $3.57 Billion | ▼ -15.4% |
| 2018 | 2.72x | $7.19 Billion | $2.64 Billion | ▲ +25.5% |
| 2017 | 2.17x | $6.62 Billion | $3.06 Billion | ▼ -30.9% |
| 2016 | 3.13x | $6.80 Billion | $2.17 Billion | ▲ +32.8% |
| 2015 | 2.36x | $6.68 Billion | $2.83 Billion | ▼ -32.6% |
| 2014 | 3.50x | $6.59 Billion | $1.88 Billion | ▲ +46.7% |
| 2013 | 2.38x | $6.38 Billion | $2.68 Billion | ▼ -21.2% |
| 2012 | 3.03x | $5.24 Billion | $1.73 Billion | ▲ +41.3% |
| 2011 | 2.14x | $3.67 Billion | $1.71 Billion | ▼ -37.2% |
| 2010 | 3.41x | $4.51 Billion | $1.32 Billion | ▲ +6.8% |
| 2009 | 3.19x | $3.46 Billion | $1.08 Billion | ▲ +30.6% |
| 2008 | 2.44x | $3.33 Billion | $1.36 Billion | ▲ +14.3% |
| 2007 | 2.14x | $3.21 Billion | $1.50 Billion | ▲ +6.9% |
| 2006 | 2.00x | $3.73 Billion | $1.86 Billion | ▲ +29.3% |
| 2005 | 1.55x | $2.82 Billion | $1.82 Billion | ▼ -45.2% |
| 2004 | 2.82x | $4.21 Billion | $1.49 Billion | ▼ -35.6% |
| 2002 | 4.38x | $4.53 Billion | $1.03 Billion | ▲ +90.8% |
| 2001 | 2.30x | $4.36 Billion | $1.90 Billion | ▲ +83.2% |
| 2000 | 1.25x | $2.23 Billion | $1.78 Billion | ▼ -61.2% |
| 1999 | 3.23x | $2.73 Billion | $847.00 Million | ▲ +71.6% |
| 1998 | 1.88x | $2.37 Billion | $1.26 Billion | ▼ -14.4% |
| 1997 | 2.20x | $2.14 Billion | $974.40 Million | ▲ +61.6% |
| 1996 | 1.36x | $1.48 Billion | $1.09 Billion | ▼ -26.0% |
| 1995 | 1.84x | $1.31 Billion | $714.50 Million | ▲ +13.2% |
| 1994 | 1.62x | $1.04 Billion | $638.90 Million | — |