New Zealand vs Slovakia: Lifecycle carbon intensity of electricity
New Zealand
92.76 grams of CO₂ equivalents per kilowatt-hour
in 2025
Slovakia
94.85 grams of CO₂ equivalents per kilowatt-hour
in 2025
New Zealand rank
191st
Slovakia rank
190th
Lifecycle carbon intensity of electricity over time
- New Zealand
- Slovakia
How they compare
Slovakia currently reports 94.85 grams of CO₂ equivalents per kilowatt-hour against 92.76 grams of CO₂ equivalents per kilowatt-hour in New Zealand, a difference of 2.09 grams of CO₂ equivalents per kilowatt-hour.
The two have swapped places 6 times across 26 shared years of data; in 2000 it was Slovakia ahead.
New Zealand ranks 191st and Slovakia ranks 190th of 213 countries.
Slovakia has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | New Zealand | Slovakia | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 222.11 grams of CO₂ equivalents per kilowatt-hour | 238.75 grams of CO₂ equivalents per kilowatt-hour | 16.64 grams of CO₂ equivalents per kilowatt-hour | Slovakia |
| 2010s | 151.56 grams of CO₂ equivalents per kilowatt-hour | 187.8 grams of CO₂ equivalents per kilowatt-hour | 36.24 grams of CO₂ equivalents per kilowatt-hour | Slovakia |
| 2020s | 113.68 grams of CO₂ equivalents per kilowatt-hour | 129.08 grams of CO₂ equivalents per kilowatt-hour | 15.4 grams of CO₂ equivalents per kilowatt-hour | Slovakia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher lifecycle carbon intensity of electricity, New Zealand or Slovakia?
- Slovakia, at 94.85 grams of CO₂ equivalents per kilowatt-hour against 92.76 grams of CO₂ equivalents per kilowatt-hour in New Zealand as of 2025.
- What is the difference in lifecycle carbon intensity of electricity between New Zealand and Slovakia?
- 2.09 grams of CO₂ equivalents per kilowatt-hour, with Slovakia ahead.
- How many years of comparable data are there for New Zealand and Slovakia?
- 26 years are reported by both, from 2000 to 2025.
- How do New Zealand and Slovakia rank globally for lifecycle carbon intensity of electricity?
- New Zealand ranks 191st and Slovakia ranks 190th of 213 countries.
- Where does this data come from?
- Ember (2026) – with major processing by Our World in Data, published as Lifecycle carbon intensity of electricity. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Greenhouse gases emitted per unit of generated electricity, measured in grams of CO₂ equivalents per kilowatt-hour.