Use this Energy Requirement Calculator to calculate the daily energy requirement for lactating goats. Enter the data into the table and then click the Calculate Energy Requirement button. The results will be displayed in the table at the bottom of the page.

1. Choose biotype of the goat meat, 50% or more Boer
dairy
indigenous or local
2. Enter body weight (kg)
3. Enter average daily gain (g/day)
4. Enter milk production (kg)
5. Enter milk concentration of fat (%)
6.
Enter dietary ME concentration (MJ/kg DM)
or
You can use the TDN calculator below and the ME concentration will be entered automatically.
7.
(1 = no adjustment))
8.
(1 = no adjustment)
9.
(1 = no adjustment)
To convert from English to metric system,
enter your values here.
They will be automatically entered into the table to the left.
BW
(lbs)
ADG
(lbs/day)
Milk
(lbs)

The ME concentration can be calculated with these simple formulas:
ME (MJ/kg) = TDN (%) × 0.15104 and
ME (Mcal/kg) = TDN (%) × 0.0361.

Enter TDN (%)
ME (MJ/kg)
ME (Mcal/kg)

    

ME requirement for maintenance (MJ):
Dietary ME used for maintenance (MJ):
ME requirement for gain (MJ):
Dietary ME requirement for lactation (MJ):
Total dietary ME requirement (MJ):