4 cups carrot juice
1 cup pineapple juice
1/4 cup lime juice
2 (12 ounce) bottles ginger beer
1 cup vodka (optional)
Baby carrots, halved
Stir together carrot juice, pineapple juice, and lime juice in a pitcher. Chill, covered, up to 24 hours.
Stir in ginger beer just before serving. Pour into 8 ice-filled glasses. Add 2 tablespoons vodka to each glass. Garnish with lime wedges and halved baby carrots.