Code indicating a Yes or No condition or response

AST01 indicates the reproductive status of a specific animal. A "Y" indicates a reproductive status of pregnant; an "N" indicates a reproductive status of not pregnant.

Reference information as defined for a particular Transaction Set or as specified by the Reference Identification Qualifier

AST02 identifies the mate for this specific animal.

Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

AST03 designates the date on which cohabitation began.

Numeric value of period or interval signifying when a test event occurs

AST04 identifies the dose day or interval on test that cohabitation began.

Code indicating the time period or interval

Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

AST06 designates the date on which mating was confirmed.

Numeric value of period or interval signifying when a test event occurs

AST07 identifies the dose day or interval on test that mating was confirmed.

Code indicating the time period or interval

Date expressed as CCYYMMDD where CC represents the first two digits of the calendar year

AST09 designates the date that mating was estimated to have occurred.

Numeric value of period or interval signifying when a test event occurs

AST10 identifies the dose day or interval on test that mating was estimated to have occurred.

Code indicating the time period or interval