Grate the carrot and apples. Finely chop the celery. Add to a large bowl.
In another smaller bowl, add the white wine vinegar and honey. Whisk until fully combined, then add the lemon juice, mustard and yoghurt. Whisk again. Season with salt and pepper.
Add the yoghurt dressing and chives to the vegetables. Stir well to ensure that everything is fully combined.