Treasury Bill Equivalent Yield Calculator
Get the Bond Equivalent Yield to compare T-bills with other investments.
Your T-bill numbers never leave your browser — all math runs locally.Try: Face value=1000, Purchase price=980, Days to maturity=182 → $1,000, $980, $20, 0.0396%, 0.0409%, 0.0409%
How to use
BEY = (Face − Price) ÷ Price × (365 ÷ days). Use it directly against CD APYs and bond yields.
FAQ
BEY vs APY?
BEY and APY are both effective annual yields, so they compare cleanly.
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