Assumptions

DAIRY
Gross Return on Investment
Milk Solid * = Av Past Production x Percentage Loss x 80g MS x 75% Utlisation x M$ Payout
c / Kg / DM * = Av Past Production x Percentage Loss x c/kg/DM
Return On Investment * = Av Past Production x Percentage Loss / 150kg/DM x 15kg/MS x 75% Utlisation x M$ Payout
THREE different way to calculate farmer payback / value
Milk Solids
1 Kg Dry Matter = 80g Milk Solids Dairy NZ Facts - Well Managed Pasture https://www.dairynz.co.nz/feed/supplements/milksolids-response-to-supplements/
c/Kg/DM
1 Kg Dry Matter = 25c Dairy NZ Facts & Figures
Cow BCS
1 Cow BCS = 15 Kg / MS Dairy NZ Facts & Figures https://www.dairynz.co.nz/feed/nutrition/dry-cows/
Exc value of reproduction benefits over two years
Average Pasture Utlisation Value = 75% Spring Pasture = New Pasture ME 12 = 150kg/DM
Dairy NZ Facts & Figures Pg 47
BEEF
Gross Return on Investment
Bull LWG Value * = Av Past Production x Percentage Loss / 8kg/DM x 75% Utlisation x Dressing Out Percentage x Bull Value $/kg
c / Kg / DM * = Av Past Production x Percentage Loss x c/kg/DM
Return On Investment
Bull Live Weight Gain Data https://beeflambnz.com/knowledge-hub/PDF/bull-live-weight-gain-and-pasture-quality 
300Kg Bull growing to 600Kg Live Weight grazing from 3,000 to 1,800 kg/DM/ha
New Pasture = 11 ME
Pasture Utilisation = 75%
Dressing Out Percentage
Bulls 54% Page 25 https://www.google.co.nz/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0ahUKEwjh7KyehtbZAhXCXLwKHckcCpAQFggpMAA&url=https%3A%2F%2Fwww.mpi.govt.nz%2Fdmsdocument%2F2963-review-dressing-out-percentage-in-nz-livestock&usg=AOvVaw2uZLtsf4ntA6-VbLCmkcCq 
Bull Values
NZ Farmers Weekly https://issuu.com/farmersweeklynz/docs/farmers_weekly_nz_march_5_2018/1?ff=true&e=30768707/58849804 
$5.40 / kg Page 21
LAMB
Gross Return on Investment
Lamb LWG Value * = Av Past Production x Percentage Loss / 6.3kg/DM x 75% Utlisation x Dressing Out Percentage x Lamb Value $/kg
c / Kg / DM * = Av Past Production x Percentage Loss x c/kg/DM
Return On Investment
Lamb Live Weight Gain Data https://beeflambnz.com/knowledge-hub/PDF/growing-great-lambs
Feed conversion efficiency for different lamb growth rates between weaning at 24kg and a target live weight of 34kg*
New Pasture = 11 ME Table 6 Page 14
Pasture Utilisation = 75% 1 kg LWG = 6.3 kg / DM
Dressing Out Percentage
Lambs 44% Page 24 https://www.google.co.nz/url?sa=t&rct=j&q=&esrc=s&source=web&cd=1&cad=rja&uact=8&ved=0ahUKEwjh7KyehtbZAhXCXLwKHckcCpAQFggpMAA&url=https%3A%2F%2Fwww.mpi.govt.nz%2Fdmsdocument%2F2963-review-dressing-out-percentage-in-nz-livestock&usg=AOvVaw2uZLtsf4ntA6-VbLCmkcCq 
Lamb Values
NZ Farmers Weekly https://issuu.com/farmersweeklynz/docs/farmers_weekly_nz_march_5_2018/1?ff=true&e=30768707/58849804 
$6.95 / kg Page 21