days open

days open

the period between calving and conception in cows. Called also calving-to-conception interval.
References in periodicals archive ?
Days to first heat, days to first service, days open, calving interval, pregnancy rate at first service (PR), and services per conception (SPC) were analyzed with a repeated measures model that included SIRE (except for SPC and PR), BG, CY, CS, and lactation number.
2008) reported that F1 Holstein x Jersey cows had fewer days open (127 d versus 150 d) and a greater percentage of cows pregnant by 150 d postpartum (75% versus 59%) than pure Holstein cows.
Female traits: Reproductive records, age at first calving, weight at first calving, days to first heat after calving, days to first service after calving, days open, calving interval, number of services per conception, and pregnancy rate at first service were collected and analyzed.
GENETIC CORRELATIONS OF DAYS OPEN WITH MILK YIELD AND METABOLIC WEIGHT IN HOLSTEIN AND BROWN SWISS COWS
The aim of the present study was to estimate (co)variance components and genetic correlations of days open with MP per lactation, lactation length and metabolic weight in Holstein and Brown Swiss cows under subtropical conditions of Mexico.
The benefits include an 88 percent reduction in overdue responses and a 54 percent reduction in average days open, which has lessened from 39 to 17 days, Wolfe said.
Murray jarred his right Achilles tendon after slipping at the back of centre court in the first set of his Red Letter Days Open first round clash with Russian number five seed Dmitry Tursunov, which he won 6-4 6-3, only his fourth victory from his last 13 matches.
The loan also features a very flexible prepayment penalty of 5% years 1 and 2; 4% years 3 and 4; 3% years 5 and 6; 2% years 7 and 8; and 1% years 9 and 10, with the last 90 days open to prepayment without penalty.
The loan also features a flexible prepayment penalty of 5% years 1 and 2; 4% years 3 and 4; 3% years 5 and 6; 2% years 7 and 8 and 1% 'years 9 and 10 with the last 90 days open to prepayment without penalty.