The Goal Report is an optional report displaying conversions which have reached one or several additional goals / milestones such as the percentage of conversions that generated a purchase, that completed a tutorial or have logged in three times. Red lines represent lower than expected average, yellow similar and green above expected averages on a product level.
FYI: Goals can also be used for Conversion Whitelisting of a VPN, Duplicate IP that later one reached a specific goal.