The US Dollar Index (Broad) demonstrates a consistent upward trajectory from 98.6 index points in 2006 to 122.7 index points in 2025, representing a total change of 24.1 index points or 24.5% over 19 years. This translates to a compound annual growth rate of 1.2%, indicating steady appreciation rather than rapid appreciation. The index experienced notable volatility throughout the period, reaching a low of 88.8 index points in 2011 and a high of 122.9 index points in 2024. The most significant single movement occurred between 2014 and 2015, when the index increased by 13.2%, rising from 95.6 index points to 108.2 index points. This pattern reflects the currency's resilience despite cyclical fluctuations and occasional downward pressure.
What This Tracks
The US Dollar Index (Broad) tracks the dollar's value against a basket of major world currencies using trade-weighted methodology. It includes currencies from both developed and emerging market economies, providing a broader view of dollar strength than narrow indices. The index is calculated and published using 2006 as its base year (set at 100), allowing for long-term comparison of dollar purchasing power.
- •Rebased to 2006=100 for standardized historical comparison
- •Includes more currencies than the older DXY index for broader coverage
- •Reflects actual trade flows between the US and its trading partners
What Drives It
Monetary policy decisions by the Federal Reserve are among the most powerful drivers of the Broad Dollar Index. When the Fed raises interest rates, the dollar typically strengthens as higher yields attract foreign capital inflows. Economic data releases including GDP growth, employment figures, and inflation reports also move the index by influencing expectations about Fed policy.
- •Federal Reserve interest rate decisions and forward guidance
- •Relative economic performance between the US and its trading partners
- •Capital flows driven by yield differentials and risk appetite
Recent Trends
The dollar has experienced significant appreciation since 2021, climbing from levels near 100 to the current reading above 120. This rally was driven primarily by the Fed's aggressive rate-hiking cycle to combat inflation, which pushed US yields well above those of other developed nations. Trade-weighted measures show the dollar at multi-decade highs during this period.
- •Dollar appreciated sharply from 2021-2023 amid Fed tightening
- •Current level around 120.69 represents ~20% gain since 2006 baseline
- •Strength reflects rate differential advantages over other developed markets
Supply and Demand
Global demand for dollars is sustained by international trade denominated in USD, which remains the world's dominant reserve and transaction currency. Central banks hold dollars as foreign exchange reserves, creating persistent structural demand. Dollar demand also rises during periods of global uncertainty as investors seek safe-haven assets.
- •Over 80% of global trade invoicing uses dollars in some form
- •Central bank reserve diversification affects long-term demand trends
- •Oil and commodity pricing in dollars creates consistent buying pressure
Outlook
The dollar's near-term direction depends heavily on Federal Reserve policy and how US interest rates evolve relative to other major economies. If the Fed begins cutting rates while other central banks remain hawkish, the dollar could weaken from current levels. Geopolitical developments, global growth patterns, and the eventual resolution of rate differentials will likely set the trend for the index in coming quarters.
- •Fed rate-cut expectations are key near-term driver for dollar direction
- •Potential weakness if global growth recovers and capital flows diversify
- •Long-term support from dollar's reserve currency status remains significant
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Claight forecast CLAIGHT VIEW
The Claight forecast reverts us dollar index (broad) toward its 10-year average of 116.754index (2006=100) using gradual mean reversion (25% per year), a neutral baseline for a cyclical series. Rates and inflation are driven by monetary policy, growth and the labour market; this is a baseline, not a policy call.
Data table
| Year | index (2006=100) |
|---|---|
| 2006 | 98.6 |
| 2007 | 93.8 |
| 2008 | 90.9 |
| 2009 | 96.8 |
| 2010 | 93.1 |
| 2011 | 88.8 |
| 2012 | 91.6 |
| 2013 | 92.8 |
| 2014 | 95.6 |
| 2015 | 108.2 |
| 2016 | 113.1 |
| 2017 | 112.8 |
| 2018 | 112.0 |
| 2019 | 115.7 |
| 2020 | 117.8 |
| 2021 | 113.1 |
| 2022 | 120.7 |
| 2023 | 120.3 |
| 2024 | 122.9 |
| 2025 | 122.7 |
Source: Federal Reserve Bank of St. Louis (FRED), accessed 2026-07-04. Licence: Free with attribution. Claight analysis based on this data.