Is Roach a boy or girl?

Is Roach a boy or girl?

Roach
Gender	Mare (female)
Location	Wherever Geralt needs her
Physical Description
Family

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Why is Geralt's horse called Roach?

The name refers to the roach (Rutilus rutilus), a common European fresh water fish. ... It's worth noting that the original name for the horse in Polish is "Płotka", a diminutive form of the word "Płoć" (meaning "roach").