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Debt and Credit Facilities (Tables)
 9 Months Ended
Sep. 30, 2025
Debt Disclosure [Abstract]  
Schedule of Long-term Debt Instruments
The following table summarizes significant debt issuances (in millions).
Nine Months Ended September 30, 2025
Duke DukeDukeDukeDuke
MaturityInterestDukeEnergyEnergyEnergyEnergyEnergy
Issuance DateDateRateEnergy(Parent)CarolinasProgressOhioIndiana
Unsecured Debt
August 2025(e)
September 2030
5.410 %$68 $— $— $— $68 $— 
August 2025(e)
September 2035
6.010 %43 — — — 43 — 
August 2025(e)
September 2037
6.110 %40 — — — 40 — 
September 2025(f)
September 2035
4.950 %1,000 1,000 — — — — 
September 2025(f)
September 2055
5.700 %750 750 — — — — 
Secured Debt
September 2025(g)
July 2037
4.226 %200 $— 200 $— $— $— 
September 2025(g)
January 2048
5.070 %382 — 382 — — — 
September 2025(g)
January 2048
4.890 %461 — — 461 — — 
First Mortgage Bonds
January 2025(a)
March 2030
4.850 %$400 $— $400 $— $— $— 
January 2025(a)
March 2035
5.250 %700 — 700 — — — 
March 2025(b)
March 2027
4.350 %500 — — 500 — — 
March 2025(b)
March 2035
5.050 %850 — — 850 — — 
March 2025(b)
March 2055
5.550 %750 — — 750 — — 
May 2025(c)
May 2055
5.900 %300 — — — — 300 
June 2025(d)
June 2035
5.300 %350 — — — 350 — 
Total issuances$6,794 $1,750 $1,682 $2,561 $501 $300 
(a)Proceeds were used to repay the $500 million DERF accounts receivable securitization facility due January 2025, to pay down short-term debt and for general company purposes.
(b)Proceeds were used to repay the $400 million DEPR accounts receivable securitization facility due April 2025, to pay down short-term debt and for general company purposes.
(c)Proceeds were used to pay down short-term debt and for general company purposes.
(d)Proceeds were used to repay $150 million of maturities due June 2025, to pay down short-term debt and for general corporate purposes.
(e)Proceeds were used to repay $95 million of maturities due October 2025, pay down short-term debt and for general corporate purposes and will be used to repay $45 million of maturities due January 2026.
(f)Proceeds were used to repay $650 million of maturities due September 2025, to pay down short-term debt and for general corporate purposes and will be used to repay $500 million of maturities due December 2025.
(g)Proceeds from storm recovery bonds were used to repay the Duke Energy Carolinas and Duke Energy Progress term loan facilities and for general company purposes.
The following table shows the significant components of Current maturities of long-term debt on the Condensed Consolidated Balance Sheets. The Duke Energy Registrants currently anticipate satisfying these obligations with cash on hand and proceeds from additional borrowings.
(in millions)Maturity DateInterest RateSeptember 30, 2025
Unsecured Debt
Duke Energy Florida Term Loan Facility(a)
October 20254.916 %350 
Duke Energy Ohio(b)
October 20253.230 %95 
Duke Energy (Parent)December 20255.000 %500 
Duke Energy (Parent) Convertible Senior Notes
April 20264.125 %1,725 
Piedmont Term Loan Facility(a)
August 20265.025 %450 
Duke Energy (Parent)
September 20262.650 %1,500 
Duke Energy (Parent) Term Loan Facility(a)
September 20265.124 %1,200 
First Mortgage Bonds
Duke Energy Florida(a)(c)
October 2073
3.992 %200 
Duke Energy Florida(a)(c)
April 20743.992 %173 
Other(d)
259 
Current maturities of long-term debt$6,452 
(a)Debt has a floating interest rate.
(b)Current maturity relates to Duke Energy Kentucky.
(c)These first mortgage bonds are classified as Current maturities of long-term debt on the Condensed Consolidated Balance Sheets based on terms of the indentures, which could require repayment in less than 12 months if exercised by the bondholders.
(d)Includes finance lease obligations, amortizing debt, tax-exempt bonds with mandatory put options and small bullet maturities.
Schedule of Line of Credit Facilities
The table below includes the current borrowing sublimits and available capacity under these credit facilities.
September 30, 2025
DukeDukeDukeDukeDukeDuke
DukeEnergyEnergyEnergyEnergyEnergyEnergy
(in millions)Energy(Parent)CarolinasProgressFloridaOhioIndianaPiedmont
Facility size(a)
$10,000 $3,925 $1,000 $1,125 $1,150 $950 $800 $1,050 
Reduction to backstop issuances
Commercial paper(b)
(2,409)(1,350)(370)(150)(170)(25)(150)(194)
Outstanding letters of credit(7)(2)(4)(1)— — — — 
Tax-exempt bonds(81)— — — — — (81)— 
Available capacity under the Master Credit Facility$7,503 $2,573 $626 $974 $980 $925 $569 $856 
(a)Represents the sublimit of each borrower.
(b)Duke Energy issued $625 million of commercial paper and loaned the proceeds through the money pool to Duke Energy Carolinas, Duke Energy Progress, Duke Energy Ohio and Duke Energy Indiana. The balances are classified as Long-Term Debt Payable to Affiliated Companies on the Condensed Consolidated Balance Sheets.