Police said there had been a number of incidents over the months where sheep had either been killed or injured by dog attacks
West Yorkshire Police said the sheep could die from the injuries it sustained
The report highlighted an increase in thefts of GPS units, ATVs, livestock, fuel and trailers in 2022
North Wales Police has asked the public for help to locate the lambs
Farmers urged to be extra vigilant as dog walkers descend on countryside
They also attacked another 30 sheep which were injured during the incident
The attack took place between April 30 and May 1 during the bank holiday weekend.
Sussex Police Rural Crime Team said the dogs had to be shot to protect the flock.