USNA vs. ZTS: Which Stock Is the Better Value Option?

USNA currently has a forward P/E ratio of 17.61, while ZTS has a forward P/E of 29.84. We also note that USNA has a PEG ratio of 1.47. This metric is used similarly to the famous P/E ratio, but the PEG ratio also takes into account the stock's expected earnings growth rate. ZTS currently has a PEG ratio of 2.67. Another notable valuation metric for USNA is its P/B ratio of 1.88. The P/B ratio is used to compare a stock's market value with its book value, which is defined as total assets minus total liabilit ...