# United Kingdom RPI: Ave Price - Butter Block, per 250g (ended 2025) ()

United Kingdom RPI: Ave Price - Butter Block, per 250g (ended 2025) () was up 13.0% year on year in January 2025, compared with 7.9% in December 2024.
The level stood at 243.0 pence per 250g.
That is the highest reading since May 2023.
Over the past ten years it has ranged from −16.8% (Feb 2016) to 30.9% (Oct 2022), averaging 3.8%.

- Source agency: UK Office for National Statistics
- Makrognosis code: `UK.RPI.M.NSA.ITEM-KW9B`
- Frequency: monthly
- Units: pence per 250g
- Coverage: 2013-02-01 to 2025-01-01 (144 observations)
- Page: https://makrognosis.robomacro.com/data/united-kingdom/rpi-ave-price-butter-block-per-250g-ended-2025

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| January 2025 | 243.0 pence per 250g | 13.0 |
| December 2024 | 231.0 pence per 250g | 7.9 |
| November 2024 | 225.0 pence per 250g | 7.1 |
| October 2024 | 217.0 pence per 250g | −0.9 |
| September 2024 | 214.0 pence per 250g | −0.5 |
| August 2024 | 210.0 pence per 250g | −5.8 |
| July 2024 | 214.0 pence per 250g | −3.6 |
| June 2024 | 208.0 pence per 250g | −8.0 |
| May 2024 | 210.0 pence per 250g | −9.5 |
| April 2024 | 208.0 pence per 250g | −10.7 |
| March 2024 | 204.0 pence per 250g | −13.6 |
| February 2024 | 208.0 pence per 250g | −11.9 |
| January 2024 | 215.0 pence per 250g | −8.1 |
| December 2023 | 214.0 pence per 250g | −7.0 |
| November 2023 | 210.0 pence per 250g | −8.3 |
| October 2023 | 219.0 pence per 250g | −4.4 |
| September 2023 | 215.0 pence per 250g | −3.6 |
| August 2023 | 223.0 pence per 250g | 1.4 |
| July 2023 | 222.0 pence per 250g | 3.7 |
| June 2023 | 226.0 pence per 250g | 8.7 |
| May 2023 | 232.0 pence per 250g | 18.4 |
| April 2023 | 233.0 pence per 250g | 25.9 |
| March 2023 | 236.0 pence per 250g | 29.0 |
| February 2023 | 236.0 pence per 250g | 29.0 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/UK.RPI.M.NSA.ITEM-KW9B"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/UK.RPI.M.NSA.ITEM-KW9B",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```