Data was collected using DHIS2(District Health Information System 2) of women who attended health facilities in Isiolo county for Post-natal care(PNC) and infants admitted for the same .This data was then forwarded to the desk of the county health record information officer where they were obtained, studied ,analysis done and results found. Data analysis was done using R programming language .From the study it was established that the main factor was lack of awareness among the mothers as pertaining to the importance of PNC.Based on this research it is therefore recommended that women in their reproductive age should be informed thoroughly on the importance of PNC.