English: MCS
Welsh: Astudiaeth Carfan y Mileniwm
Subject: Cyllid ac ystadegau
English definition: Millennium Cohort Study is a research project following the lives of around 19,000 children born in the UK in 2000/1 (2,799 in Wales). The study has tracked the Millennium children through their early childhood years and is intended to follow them into adulthood.
Welsh definition: Prosiect ymchwil yn dilyn bywydau tua 19,000 o blant a anwyd yn y DU yn 2000/1 (2,799 yng Nghymru). Mae’r astudiaeth wedi olrhain plant y Mileniwm trwy flynyddoedd cynnar eu plentyndod a’r bwriad yw eu dilyn nes eu bod yn oedolion.