On the last day of May, Mary Lou McDonald, the leader of Sinn Féin, asked each cabinet minister for a breakdown of their department by gender and pay scale. The written responses trickled back to give a granular insight into the gender make-up of each department. From this, it’s possible to see which departments are achieving gender equality at senior levels and which ones are still a long way off. The civil service workforce is made up of roughly 59 per cent women and 41 per cent men, according to figures from a 2020 spending review, but as a general…