The Board calculates earnings separately for each of the TSP investment funds each business day. The net earnings are reflected in the share price of the funds. The chart below describes how earnings are generated for each fund.


G Fund F Fund C, S, and I Funds L Funds
Gross Earnings Interest paid by the U.S. Government Capital gain/loss (net of trading costs)

Interest on notes and bonds

Interest on short-term investments

Securities lending income
Capital gain/loss (net of trading costs)

Dividends

Interest on short-term investments

Securities lending income
Weighted average of the earnings of the underlying G, F, C, S, and I Funds calculated in proportion to their L Fund allocation.
- Expenses TSP Net Expenses TSP Net Expenses TSP Net Expenses TSP Net Expenses
= Net Earnings Net Earnings Net Earnings Net Earnings Net Earnings