KENTUCKY STATE UNIVERSITY NOTES TO FINANCIAL STATEMENTS JUNE 30, 2023

NOTE 10 OTHER POSTEMPLOYMENT BENEFITS PLANS (OPEB) (CONTINUED)

Kentucky Teachers' Retirement System OPEB Plan (Continued)

Medical Insurance Plan (Continued)
Actuarial Assumptions
The total OPEB liability in the June 30, 2022, actuarial valuation was determined using the following actuarial assumptions, applied to all periods included in the measurement:
Valuation DateJune 30, 2021
Measurement DateJune 30, 2022
Investment Rate of Return7.10%, Net of OPEB Plan Investment Expense, Including Inflation
Projected Salary Increases3.00-7.50%, Including Inflation
Inflation Rate2.50%
Real Wage Growth0.25%
Wage Inflation2.75%
Healthcare Cost Trend Rates Under 657.00% for 2022 Decreasing to an Ultimate Rate of 4.50% by FY 2032
Ages 65 and Older5.125% for FY 2022 Decreasing to an Ultimate Rate of 4.50% by FY 2025
Medicare Part B Premiums6.97% for FY 2022 with an Ultimate Rate of 4.50% by 2034
Municipal Bond Index Rate3.37%
Discount Rate7.10%
Single Equivalent Interest Rate7.10%, Net of OPEB Plan Investment Expense, Including Price Inflation

Mortality rates were based on the Pub-2010 (Teachers Benefit-Weighted) Mortality Table projected generationally with MP-2020 with various set-forwards, set-backs, and adjustments for each of the groups: service, retirees, contingent annuitants, disabled retirees, and active members.

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