There are several metrics that can be used to measure the performance of a trading strategy. Here are some of the most commonly used metrics:

1. Return on investment (ROI): ROI measures the percentage profit or loss on an investment. It is calculated by dividing the total profit or loss by the initial investment.
2. Sharpe ratio: The Sharpe ratio measures the risk-adjusted return of a trading strategy. It takes into account both the return on investment and the risk involved in achieving that return. The higher the Sharpe ratio, the better the risk-adjusted return.
3. Maximum drawdown: Maximum drawdown measures the largest percentage loss from the peak value of a portfolio to its lowest point. It is an important metric as it shows the potential downside risk of a trading strategy.
4. Win rate: Win rate measures the percentage of trades that are profitable. It is calculated by dividing the number of winning trades by the total number of trades.
5. Average profit and loss: Average profit and loss measures the average profit or loss per trade. It is calculated by dividing the total profit or loss by the number of trades.
6. Risk-reward ratio: The risk-reward ratio measures the potential profit compared to the potential loss of each trade. A higher risk-reward ratio is generally considered better, as it means the potential profit is greater than the potential loss.
7. Timeframe analysis: Timeframe analysis measures the performance of a trading strategy over different timeframes. This helps to identify whether the strategy is effective in different market conditions.