Chapter 3 Practice Preview

DXY vs. Broad USD Comparator

Use this Chapter 3 comparator as a conceptual exercise. Three Dials v2 no longer republishes a live DXY observation; its public dollar dial uses the Federal Reserve broad dollar index.

Dated completed-week evidence · DXY live comparison intentionally disabled in Three Dials v2 · Broad USD evidence may still appear when a v2 snapshot is published.

Publication gate

Latest published completed-week evidence

Snapshot week: 2026-10-23

Using the latest published completed-week snapshot for 2026-10-23.

Source observations keep their own dates. Comparison is disabled automatically if the repository snapshot falls outside the approved publication cadence.

Observe first

Broad-dollar evidence

Read the levels, dates and changes before selecting a direction. The v2 dashboard shows only the rights-safe broad-dollar evidence; no DXY value is supplied by this tool.

FED_BROAD_USD

Federal Reserve nominal broad dollar index

-0.07%
Previous
121.4048 · 2026-10-16
Latest
121.3202 · 2026-10-23

Federal Reserve Board H.10 nominal broad dollar index. FRED is used only as the transport selected by the Board as a DDP successor path.

Open source
Confirmation layer

Real-rate and funding evidence

These facts provide v2 context for the broad-dollar reading. Funding pressure is not a substitute for credit or volatility stress.

FED_10Y_REAL_YIELD

10-year inflation-indexed Treasury constant-maturity yield

-8 bp
Previous
2.74% · 2026-10-16
Latest
2.66% · 2026-10-23

Federal Reserve Board H.15 10-year inflation-indexed Treasury constant-maturity yield.

Open source
SOFR_IORB_SPREAD

SOFR minus IORB funding spread

+4 bp
Previous
-2 bp · 2026-10-16
Latest
2 bp · 2026-10-23

USD Impact derived calculation: SOFR minus IORB in basis points. It is a funding-pressure indicator, not a credit spread or a complete liquidity/stress measure.

Open source
Independent reading

Record the evidence in order

Choose one state for each input. The result describes the evidence configuration; it does not forecast an asset.

Live DXY comparison retired in v2. Use the broad-dollar evidence and Chapter 3 conceptually; this tool does not republish DXY.

1. DXY direction
2. Broad trade-weighted USD direction
3. Rates or stress confirmation
Book connection

Chapter 3: USD Is Not DXY

Chapter 3 explains why DXY is a useful lens but not the complete dollar regime. Return to the chapter when the narrow and broad measures disagree.

Open the Chapter 3 companion
Explanatory layer

How to use this tool

DXY vs. Broad USD Comparator

Existing USD Impact tool

Question answered

How does DXY differ conceptually from a broad dollar measure when live DXY values are not republished?

Why it matters

DXY remains useful for basket-composition education, but Three Dials v2 uses the Federal Reserve broad dollar index as its public numeric dollar measure.

Inputs

  • Federal Reserve broad-dollar evidence when a v2 snapshot is published
  • Chapter 3 DXY basket/composition concepts
  • Real-rate and funding-pressure context from the same v2 snapshot

Data cadence and timestamp

Three Dials v2 may supply dated Broad USD, real-yield and funding-pressure evidence. No live DXY observation is republished by this tool.

Show the snapshot week and each source observation date. Label the normal Monday/Tuesday publication window explicitly, and disable comparison if the latest published snapshot falls outside the approved cadence.

Use it in three steps

  1. Read the available broad-dollar evidence.
  2. Review how DXY basket composition can differ from a broad trade-weighted dollar measure.
  3. Use the exercise conceptually; the live DXY comparison remains disabled unless a separate redistribution basis is approved.

When the evidence agrees

  • DXY and broad USD moving in the same direction increase confidence that the move is wider than one currency pair.
  • Rates or stress moving consistently with the dollar direction strengthen the regime interpretation.

When the evidence diverges

  • A strong DXY move with weak broad confirmation can be basket-led or foreign-currency-specific.
  • A quiet DXY with a firmer broad measure can understate pressure outside the legacy basket.
  • Mixed rates or stress should reduce confidence rather than be averaged away.

Limitations

  • Three Dials v2 deliberately does not republish a live DXY value.
  • The comparator is conceptual and does not forecast any asset.
  • The page does not transmit or persist the reader's classifications.
Compliance note: Educational and informational only. This completed-week classifier uses dated repository-published evidence and does not retrieve current data in the browser, forecast markets, recommend an asset or provide a trading signal. Verify source dates before use.