NOTE 13 - OTHER POSTEMPLOYMENT BENEFITS (OPEB) (CONTINUED)

E. Changes in the Net OPEB Liability/(Asset)

The changes in the net OPEB liability/(asset) for the Plan are as follows:

Total OPEB Liability (a)Plan Fiduciary Net Position (b)Net OPEB Liability/(Asset) (c) = (a) - (b)
Balance at June 30, 2023 (measurement date)$ 23,671,335$ 21,789,415$ 1,881,920
Changes in the year:
Service cost383,189-383,189
Interest on total OPEB liability1,287,056-1,287,056
Contributions - employer-1,306,991(1,306,991)
Net investment income-1,198,225(1,198,225)
Benefit payment contributions(1,306,991)(1,306,991)-
Changes due to investment experience-584,831(584,831)
Changes in benefit terms3,055,225-3,055,225
Change in trust return/discount Rate(997,730)-(997,730)
Administrative expense-(7,014)7,014
Net changes2,420,7491,776,042644,707
Balance at June 30, 2024 (measurement date)$ 26,092,084$ 23,565,457$ 2,526,627

F. Sensitivity of the Total OPEB Liability and Net OPEB Liability/(Asset) to Changes in the Discount Rate

The following presents the total OPEB liability and net OPEB liability/(asset), as well as what the total OPEB liability and net OPEB liability/(asset) would be if they were calculated using a discount rate that is 1-percentage point lower 4.85 percent) or 1-percentage-point higher (6.85 percent) than the current discount rate:

Discount Rate -1% (4.85%)Current (5.85%)Discount Rate +1% (6.85%)
Plan's net OPEB liability/(asset)$ 5,546,833$ 2,526,627$ (9,011)

G. Sensitivity of the Total OPEB Liability and Net OPEB Liability/(Asset) to Changes in the Health Care Cost Trend Rates

The following presents the total OPEB liability and net OPEB liability/(asset), as well as what the total OPEB liability and net OPEB liability/(asset) would be if they were calculated using healthcare cost trend rates that are 1-percentage-point lower or 1-percentage-point higher than the current healthcare cost trend rates:

Current
1% DecreaseHealthcare Trend Rate1% Increase
$ (278,177)$ 2,526,627$ 5,897,995

Plan's net OPEB liability/(asset)