Evaluation of age, weaning weight, body condition score, and reproductive tract score in pre-selected beef heifers relative to reproductive potential

Table 1 Descriptive statistics of continuous variables from beef heifers

Variable	Dataset	No. of records	Mean	SD	95% CI
Weaning weight, kg	All heifers^a	935	278.0	35.5	275.8–280.3
Weaning weight, kg	Pregnancy heifers^b	259	294.7	38.9	289.9–299.4
Adj weaning weight, kg	All heifers	935	266.2	30.4	264.2–268.1
Adj weaning weight, kg	Pregnancy heifers	259	278.7	26.6	275.5–282.0
Age at weaning, d	All heifers	935	227.2	32.6	225.1–229.3
Age at weaning, d	Pregnancy heifers	259	229.2	34.3	225.0–233.4
Age at AI, d	Pregnancy heifers	259	418.7	22.6	416.0–421.5

^aAll heifer calves recorded in the database from each station that were born between 2000 and 2017
^bHeifer calves recorded in the database from each station that were subjected to AI between 2011 and 2017
SD Standard deviation, CI Confidence interval

ISSN: 2049-1891