Forecast voluntary and involuntary attrition for [Company]’s [BusinessUnit] using [HistoricalAttritionFile] and [SeasonalityFactors]. Segment by tenure cohort, manager, and role family to predict exits over [TimeHorizon] months. Output: (1) Monthly attrition forecast table: Cohort, ExpectedExits, Confidence, BackfillLeadTime, NetBackfillHires. (2) Risk heatmap (text table) by leader [LeaderNames]. (3) Backfill plan integrating pipeline lead times and internal mobility. (4) Mitigation plan quantifying impact of [RetentionInitiatives] (e.g., +X pp retention → −Y hires). (5) JSON object attrition_drivers with top predictors and elasticities. Align recommendations with TA capacity and budget.