# Data Dictionary - US Treasury Real Yield Curve (TIPS) - daily, cleaned Parquet

**Units:** vary by `tenor` - read the per-row `unit` column (overall: percent).  Times are UTC.

| column | type | description |
|---|---|---|
| `zone` | str | Always US |
| `ts` | timestamp (UTC) | Trading day |
| `tenor` | str | Maturity (5Y … 30Y) |
| `real_yield_pct` | float | Real (TIPS) par yield, percent |
| `unit` | str | Unit |
| `res_min` | int | Native resolution (daily = 1440) |

*Source: U.S. Department of the Treasury (Fiscal Data) & Federal Reserve Bank of New York.*