8 dpo can anyone make sense of my chart ?

Roslyn • Currently mummy to 3 beautiful girls currently ttc rainbow baby 👶🏻🌈🌈🌈👶🏻 x after 9 months of ttc our rainbow 🌈 baby is cooking away nicely due April 9 th god is great ❤❤❤
Temps are dropping and af isn't due for another week ????