Weaker volume trends in July didn't keep truckload linehaul rates from ripping higher, according to a monthly report from Cass Information Systems. Cass' TL linehaul index, which tracks rates excluding fuel and accessorial surcharges, increased 2.3% from June and was 8.6% higher year over year. July marked 19 consecutive y/y increases and the largest in four years. (The dataset is up 11.2% over the past two years.) The linehaul index includes for-hire spot rates but is historically heavily weighted to ...