Of the 2 billion pounds of cotton harvested in 1860 sold for $200 million dollars.
There were 46,200 Cotton Plantations each producing an average of 43,285 pounds of cotton per year with a market value of $4328. The average plantation had 8 slaves. In today's dollars it would equal $129,430 in gross sales.
A plantation with 100 slaves would have generated $1,553,160 per years.
A slave in 1860 would have cost approximately $800 or the equivalent of $23,200 in today's dollars.
The life expectancy for a slavd in 1660 was 22 years while life expectancy for white southrtners was 42.
Half of all of the 4 million slaves were 16 or under.
It cost the plantation owners less than 50 cents per day to feed a slave.