18-year par yield on government bonds (percentage points; nominal; constant maturity; AAA rating) - Euro area - ECB - Daily
This series is part of the dataset: Euro-area government bond yield curves (ECB)
Download Full Dataset (.xlsx)Latest updates. According to ECB's statistics calculated on AAA-rated bonds, the par yield on 18-year euro-area government bonds stood at 3.11 percent on 30 September 2025, as on 29 September 2025.
Sample. There are 5,387 data points overall in the daily series displayed in the graph above. The span of time covered by the series is from September 2004 to September 2025.
History. Here's a snapshot of some statistics calculated on the full sample: the yield had a mean value of 2.31 percent; it reached a trough of -0.54 on 10 March 2020; it hit a maximum of 4.88 on 23 July 2008.
Latest values
| Date | Value - Percentage points |
|---|---|
| 2025-09-26 | 3.1498 |
| 2025-09-29 | 3.1139 |
| 2025-09-30 | 3.107 |
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Series Metadata
| Field | Value |
|---|---|
| Description | 18-year rate ECB par yield curve (AAA bonds) |
| Country | Euro area |
| Economic concept | Interest rate |
| Data type | Constant-maturity nominal par yield on government bonds |
| Deflation method | Not applicable |
| Seasonally adjusted | No |
| Rescaling | None |
| Frequency | Daily |
| Unit | Percentage points |
| Source | European Central Bank |
| Source type | Central bank |
| Data licence | Free use subject to conditions |
| Measure type | Interpolated level |