themortgagellm

‹ Underwriting

12-month EPD score for a 700 FICO conforming loan

Prompt

“Score this loan for 12-month EPD: FICO 700, DTI 40, LTV 95, note rate 7.0%, Fannie pathway.”

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Response

EPD 12-mo (v2) model output for the loan you described:

  • Input summary: conforming loan, FICO 700, DTI 40, LTV 95, note rate 7.0%, Fannie pathway
  • Calibrated probability of 60+DQ within first 12 months: 1.33%
  • Risk band: BASE
  • Operating recommendation: STANDARD — within baseline EPD risk; standard pricing tier.

Risk-band thresholds (test-set quantiles):

BandProbability rangeTreatment
BASE0.00% – 1.94%Standard pricing
P901.94% – 3.51%Tier-2 LLPA surcharge candidate
P953.51% – 11.22%Tier-3 LLPA + post-funding QC re-review
P9911.22%+Pre-funding decline review recommended

Interpretation: This loan's 1.33% prediction sits comfortably below the P90 threshold (1.94%) — the model classifies it as standard EPD risk. The 95 LTV / 40 DTI combination is structurally above-average risk but the 700 FICO and Fannie-pathway adjustment keep the predicted probability within the baseline band.

Reference: Population baseline (model's true_positive_rate calibration anchor) is approximately 0.88%. This loan sits roughly 1.5× the baseline — meaningfully above average but not flagged as elevated.

Calibration: Test-set AUC 0.878 (2024 cross-cycle holdout); isotonic-calibrated. Predicted probabilities track realized 60+DQ rates closely across the test population.

Suggested follow-up questions