Pedigree Data
Formats, Requirements, and Default Values

 Birth date (REQUIRED)
 WeaningDate
 Castr_Ovrct_date 
 YearlingDate
 LeaveDate
 SlaughterDate — Accepted date formats "yyyy-mm-dd"|"Mon dd, yyyy"|"mm/dd/yyyy"

 Sex — (REQUIRED)
       M : male
       F : female
       C : Castrated ?? keep current data as they are ?? 
       S : Steer     ?? keep current data as they are ??
       B : Bull      ?? keep current data as they are ??

 BirthID — (REQUIRED) Assigned at birth:
           4 digits year + 3 digits sequential number for the year
           starts at 001 (data 'width' will be 7)
           (Historic dairy data already violated this - 5-digit serial (w/o yr)

 PreRegID — Intrim IDs, formulated from "BirthID" + other info,
            used as a handle to communicate with breed associations.

 RegID — Registration ID obtained from breed association.
 
 Intl_ID — International (cattle) ID

 Location|Farm code — (REQUIRED) Code defined in this database.
                      Code a column when there are different
                      locations on one sheet; Otherwise not to
                      code but to use pull-down selector at
                      step 4 during data upload.

 Breed code — (REQUIRED) Code defined in this database.
              Code a column when there are different breeds on
              one data sheet; Otherwise not to code but use
              pull-down selector at step 4 during data upload.

 ISUBPID — ISU Breeding Program ID (aka. "BLUP ID")

 Season — S - Spring (Birth time season)
          F - Fall

 Presentation — Birth orientation (normal, abnormal,
                Anterior, Posterior, etc?) [Abbr. format or free text??]

 TWorET — Twin or Embryo transferred [Abbr. format or free text??]