The occupational death rate on farms is nearly 800 percent greater than in all other industries combined. The leading cause of farm deaths is tractor rollovers. It’s Never Too Late to Add Rollover Protection to Your Tractors. To address this issue, and encourage and incentivize ag producers to add this important safety device, a variety of public and private organizations have come together to provide significant rebates to assist with the costs of installing a ROPS on unprotected tractors.