More reasonable fall injury is a mod for The Witcher 3. This slightly improved the judgment condition when Geralt fell.

The minimum judgment height of the original Geralt soared by 40%, and the minimum judgment height of the original Geralt's direct fall death is increased by 30%.

This mod categorized four situations when Geralt's shield falls: Drop height = minimum judgment height of direct drop death.
 

This is a helpful mod if you are interested with the judgment of Geralt's fall.