What is meant by a "carrot tail"?
人参{にんじん}の尻尾{しっぽ}
Is it the green part or the orange part?
A google image search does not really help, since "carrot" comes up in every one, but no picture I have found has arrows with labels for the parts of a carrot :D
https://recipe.rakuten.co.jp/word/%E4%BA%BA%E5%8F%82%E3%81%AE%E5%B0%BB%E5%B0%BE/