The majority of ejaculate is made up of prostatic fluid, seminal vesicle fluid and just 1/2-1 cc from sperm
Depending on frequency, stimulation, arousal, size, hormonal influence and genetics, some men have a larger "load" than others. Every man is different and you usually are just what you are and no more. Some r "blessed"? Some r "not blessed"? Accept yourself and go on!