code: function (init) {
  		var series = this;
  
  		if (!init) {
  			each(series.points, function (point) {
  				var graphic = point.graphic;
  
  				if (graphic) {
  					// start value
  					graphic.attr({
  						rotation: series.yAxis.startAngleRad * 180 / Math.PI
  					});
  
  					// animate
  					graphic.animate({
  						rotation: point.shapeArgs.rotation
  					}, series.options.animation);
  				}
  			});
  
  			// delete this function to allow it only once
  			series.animate = null;
  		}
  	}
docs: Animate the arrow up from startAngle