A reporter at the scene said it appears a man with a knife threatened the dairy owners before pulling the entire cash register out.
He fled on foot with the cash register.
The man ran past the row of shops on Grange St before jumping into a silver car which departed the scene.
Police and detectives are at the location talking to witnesses.
4:49pm: A convenience store on Grange Rd in Otumoetai has been robbed.
Police were called to the scene at 4:25pm today and are currently speaking with the shop attendant to find out what has occurred.
Police are currently investigating and no offender has been caught.
EARLIER: Police are responding to reports of a robbery in Otumoetai.
A dairy on Grange Rd near Otumoetai Rd is reported to have been robbed.
Cordons are being set up around the area in an attempt to find the offender.
More to come.