# Demo CO₂ Forecast

Source: https://docs.evcc.io/en/tariffs/demo-co2-forecast

For demonstration purposes. Provides CO₂ intensity data based on typical central european summer values.

Supported features: Global

## Parameters

| Name | Description | Default / example | |
| --- | --- | --- | --- |
| base | Average CO₂ emissions | 350 g/kWh |  |
| variation | Variation factor Variation factor to simulate daily fluctuations (0.4 = 40%) | 0.4 |  |

## Configuration example for evcc.yaml

```yaml
tariffs:
    co2:
      type: template
      template: demo-co2-forecast
      base: 350 # Average CO₂ emissions (g/kWh), optional
      variation: 0.4 # Variation factor, Variation factor to simulate daily fluctuations (0.4 = 40%) (optional)
```