Bulgaria vs Slovakia: Emissions-weighted carbon price in emissions trading systems
Bulgaria
46.14 constant 2021 US$ per tonne of CO₂ equivalents
in 2025
Slovakia
39.98 constant 2021 US$ per tonne of CO₂ equivalents
in 2025
Bulgaria rank
7th
Slovakia rank
10th
Emissions-weighted carbon price in emissions trading systems over time
- Bulgaria
- Slovakia
How they compare
Bulgaria currently reports 46.14 constant 2021 US$ per tonne of CO₂ equivalents against 39.98 constant 2021 US$ per tonne of CO₂ equivalents in Slovakia, a difference of 6.16 constant 2021 US$ per tonne of CO₂ equivalents.
That makes Bulgaria's figure about 1.2 times Slovakia's.
The two have swapped places 1 time across 37 shared years of data; in 1989 it was Slovakia ahead.
Bulgaria ranks 7th and Slovakia ranks 10th of 200 countries.
Across the 5 decades both report, Bulgaria averaged higher in 2 and Slovakia in 1.
Head to head by decade
| Decade | Bulgaria | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 0 constant 2021 US$ per tonne of CO₂ equivalents | 0 constant 2021 US$ per tonne of CO₂ equivalents | 0 constant 2021 US$ per tonne of CO₂ equivalents | — |
| 1990s | 0 constant 2021 US$ per tonne of CO₂ equivalents | 0 constant 2021 US$ per tonne of CO₂ equivalents | 0 constant 2021 US$ per tonne of CO₂ equivalents | — |
| 2000s | 4.13 constant 2021 US$ per tonne of CO₂ equivalents | 6.35 constant 2021 US$ per tonne of CO₂ equivalents | 2.22 constant 2021 US$ per tonne of CO₂ equivalents | Slovakia |
| 2010s | 10.96 constant 2021 US$ per tonne of CO₂ equivalents | 8.54 constant 2021 US$ per tonne of CO₂ equivalents | 2.42 constant 2021 US$ per tonne of CO₂ equivalents | Bulgaria |
| 2020s | 42.57 constant 2021 US$ per tonne of CO₂ equivalents | 37.81 constant 2021 US$ per tonne of CO₂ equivalents | 4.76 constant 2021 US$ per tonne of CO₂ equivalents | Bulgaria |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher emissions-weighted carbon price in emissions trading systems, Bulgaria or Slovakia?
- Bulgaria, at 46.14 constant 2021 US$ per tonne of CO₂ equivalents against 39.98 constant 2021 US$ per tonne of CO₂ equivalents in Slovakia as of 2025.
- What is the difference in emissions-weighted carbon price in emissions trading systems between Bulgaria and Slovakia?
- 6.16 constant 2021 US$ per tonne of CO₂ equivalents, with Bulgaria ahead.
- How many years of comparable data are there for Bulgaria and Slovakia?
- 37 years are reported by both, from 1989 to 2025.
- How do Bulgaria and Slovakia rank globally for emissions-weighted carbon price in emissions trading systems?
- Bulgaria ranks 7th and Slovakia ranks 10th of 200 countries.
- Where does this data come from?
- Dolphin and Merkle (2024) – with minor processing by Our World in Data, published as Emissions-weighted carbon price in emissions trading systems. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
This data is expressed in US dollars. It is adjusted for inflation but does not account for differences in the cost of living between countries.