Trudy Burgess was grieving her father, so she asked the helicopters stay away from Olrig Station.
They were due for the annual poisoning of rooks by the Hawke's Bay Regional Council, but she didn't want any more deaths.
A member of the crow family, the rooks were introduced as a biological control and are now regarded as a pest, but for Judy they have been an important part of the farm's 159 years.
"They browse the paddocks when we cultivate them, they browse the paddocks when we plant and we've never had any problems with them destroying anything here," she said.
"They are a biological control for things like grass grub which is very difficult to control.