Dream about a golden stallion dying and then female horse surviving vehicle accident on interstate.?

I was driving on interstate and saw an accident and one trailer had a golden chestnut stallion that did not survive the accident and died and I was felt very sad in my dream but then as I kept driving down the interstate there was another horse trailer with a beautiful young golden chestnut female horse that the owners were brushing her mane and she survived the accident. I am wondering what this dream amy signify?