Dart for producers has a low monthly subscription fee, not an upfront purchase fee. All updates are included and phone support is not charged.
To enroll on Dart, contact your local 
DHIA or 
DRMS.
 
Dart for consultants has a yearly subscription fee for Dart and a DRMS account. All updates are included and phone support is not charged. Consultants pay a small download charge to 
download data from client herds with the client's permission (access code). To enroll on Dart, contact 
DRMS.