It’s an index like the S&P 500 or Dow Jones Industrial Average. Except it tracks the number of pets injured, lost, or killed while traveling with U.S. airlines each month. It’s mostly dogs, the description notes.
“Description of the cause of the incident: The combination Jack Russell Terrier and Chihuahua was being walked with a leash to relieve herself, got spooked and darted out in to the road where she was hit by a car and killed at the hands of the vendor employee. Tragic accident.”