Metrics similar to PEG Ratio in the valuation category include:
Accumulated Depreciation - This item represents the year-end accumulated balance of amounts provided as depreciation on property, plant and equipment till the current year.
Net Income (CF) - This item represents the net earnings for the given period, as reported by the companies following indirect method of calculating cash flows from operations. In cases where the companies follow direct method of cash flow, this line item will be picked from income statement.
Extraordinary Item & Account Change - This item represents the extraordinary income (loss) and also includes the cumulative effect of change in the accounting policies of the company, reported by the company after net income from continuing and discontinued operations.