Share of primary energy from low-carbon energy in Slovenia

Slovenia: Share of primary energy from low-carbon energy was 36.8% in 2025. ▲ Rising

Latest (2025)
36.8%
Change on year
down 0.1%
World rank
10th
of 80 countries
All-time high
37.2%
in 2023
All-time low
23.9%
in 1996
Years of data
36
1990–2025

Share of primary energy from low-carbon energy in Slovenia, 1990–2025

0102030401990200720251990: 26.2 %1991: 29.2 %1992: 26.1 %1993: 24.3 %1994: 26.6 %1995: 25.5 %1996: 23.9 %1997: 24.2 %1998: 25.1 %1999: 24.7 %2000: 25.6 %2001: 26.3 %2002: 26.6 %2003: 25.2 %2004: 26.6 %2005: 26.9 %2006: 25.7 %2007: 25.9 %2008: 27.4 %2009: 28.8 %2010: 28.4 %2011: 29.6 %2012: 28.9 %2013: 30 %2014: 36 %2015: 31.8 %2016: 31.1 %2017: 31.8 %2018: 31.2 %2019: 32.2 %2020: 36.8 %2021: 34.4 %2022: 33.4 %2023: 37.2 %2024: 36.8 %2025: 36.8 %

Source: Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.

Analysis

In 2025, share of primary energy from low-carbon energy in Slovenia stood at 36.8%.

The figure is down 0.1% on the previous year and up 15.8% over ten years.

Over the whole period, share of primary energy from low-carbon energy in Slovenia peaked at 37.2% in 2023 and was at its lowest, 23.9%, in 1996.

That places Slovenia 10th out of 80 countries with data for 2025, putting it in the top quarter.

The long-run direction has been consistently rising across the 36 years of available data.

Share of primary energy from low-carbon energy in Slovenia, year by year

Annual values for Share of primary energy from low-carbon energy in Slovenia, 1990 to 2025.
Year % Change
1990 26.2%
1991 29.2% +11.4%
1992 26.1% -10.7%
1993 24.3% -6.6%
1994 26.6% +9.2%
1995 25.5% -4.2%
1996 23.9% -6.1%
1997 24.2% +1.1%
1998 25.1% +3.8%
1999 24.7% -1.4%
2000 25.6% +3.5%
2001 26.3% +2.6%
2002 26.6% +1.2%
2003 25.2% -5.2%
2004 26.6% +5.8%
2005 26.9% +0.9%
2006 25.7% -4.4%
2007 25.9% +0.8%
2008 27.4% +5.8%
2009 28.8% +5.4%
2010 28.4% -1.6%
2011 29.6% +4.1%
2012 28.9% -2.0%
2013 30.0% +3.7%
2014 36.0% +20.1%
2015 31.8% -11.8%
2016 31.1% -2.2%
2017 31.8% +2.1%
2018 31.2% -1.6%
2019 32.2% +3.2%
2020 36.8% +14.1%
2021 34.4% -6.6%
2022 33.4% -2.8%
2023 37.2% +11.4%
2024 36.8% -1.1%
2025 36.8% -0.1%

Slovenia compared with similar countries

  • Slovenia's 36.8% is above the median for high income countries, which is 18.3%, 2.0× the median. (47 countries reporting)
  • Slovenia's 36.8% is above the median for Europe & Central Asia, which is 19.0%, 1.9× the median. (39 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
1990s 25.6% 23.9% 29.2% 10
2000s 26.5% 25.2% 28.8% 10
2010s 31.1% 28.4% 36.0% 10
2020s 35.9% 33.4% 37.2% 6

Countries ranked near Slovenia

  1. 7 Switzerland 43.4% compare
  2. 8 Slovakia 38.0% compare
  3. 9 Brazil 37.7% compare
  4. 11 Denmark 33.9% compare
  5. 12 Bulgaria 33.5% compare
  6. 13 Czechia 29.8% compare

See the full ranking of 82 places →

More climate change data for Slovenia

All data for Slovenia →

Frequently asked questions

What is share of primary energy from low-carbon energy in Slovenia?
Share of primary energy from low-carbon energy in Slovenia was 36.8% in 2025, according to Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
What is the highest share of primary energy from low-carbon energy recorded in Slovenia?
The highest recorded value was 37.2% in 2023.
What is the lowest share of primary energy from low-carbon energy recorded in Slovenia?
The lowest recorded value was 23.9% in 1996.
How does Slovenia rank for share of primary energy from low-carbon energy?
Slovenia ranks 10th out of 80 countries with data for 2025.
Is share of primary energy from low-carbon energy rising or falling in Slovenia?
Over the last ten years it is up 15.8%. The long-run trend across the full record is rising.
Where does this Slovenia data come from?
The figures come from Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Share of primary energy from low-carbon energy. Statizoid updates them automatically from the source API.

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Share of primary energy from low-carbon energy in Slovenia. Statizoid, drawing on Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Retrieved 23 September 2026, from https://climate.statizoid.com/stat/low-carbon-share-energy/slovenia/

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About this data

Indicator
Share of primary energy from low-carbon energy
Unit
%
Source
Energy Institute – Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
82 places, 4,680 data points, 1965–2025
Last refreshed

Measured as a percentage of total energy supply.