The Free On-line Aquaculture Dictionary

Shelf life of milt and green eggs 

( i.e. the time during which they still remain viable, although sperm motility will decrease gradually)

Milt

Species Temperature of storage Shelf-life
Tilapia 4 oC 7-10days
Common Carp 4 oC 48 - 72 hours
Atlantic Salmon -4 oC 21 - 60 days
Rainbow Trout 4 oC <35 days
Halibut -4 oC <60 days
 

Green Eggs

Species Temperature of storage Shelf-life
Salmonid -2 oC <30 days
Indian Carps 2-9 oC <12 hours
Common Carp 4 oC 2-3 hours
O.mossambicus 18-20 oC 1.5 hours
O.niloticus 15 oC 4 hours