I work in a consultancy where promotions are based on skills and competencies. Today I asked my line manager why I'm not getting the promotions and she listed a few behaviours which I strongly disagree with. She couldn't give me concrete and examples and said I needed more knowledge of random skills which were in the grade above.When I asked her about it she didn't have an answer. I feel like everything was very subjective and I kind of feel discriminated against as she mentioned something in lines with my ability to prioritize. This was relating to when I worked part time and she didn't help me adjust my workload as I was 3 days instead of 5 I asked her for support and now she's big ing it against me. I'm really pissed as this was never mentioned in any performance review or appraisals or anything formalized. She also made some comments on subjective behaviours of mine and when I asked for specific examples she couldn't give me any. It felt like I was being discriminated against being a mom