Coupar Angus has risen to 57. The factory remains open and NHS Tayside's director of public health said they were in a "very different position to when there were COVID-19 cases at the factory last August".Five months ago the poultry processing plant was at the centre of an outbreak where over 200 people tested positive.NHS Tayside's director of public health Dr Emma Fletcher said the latest rise in cases was "an expected increase" with many of the cases being among those who are already self-isolating.Over 80 employees are currently self-isolating as a precaution.Dr Fletcher is chair of the Incident Management Team.The public health chief said: "Fifty-seven cases of COVID-19 connected to the 2 Sisters food processing plant have now been.