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Target weights for dairy heifers

WebWeight of 825 to 900 pounds Hip height of >50 inches Wither height of >48 inches [Or 55% of the weight of mature cows in the herd] F. Target weight immediately precalving is 1,350 pounds (or 85% of the weight of full-term, pregnant, mature cows in the herd). G. Target body condition score at freshening is 3.5 (on a 5-point scale). WebThe maintenance sub index determines the appropriate target weight. Most dairy replacements have a maintenance sub index of between €0 and €20. The accompanying …

Growth Charts for Dairy Heifers - Penn State Extension

WebFurther research is needed to recommend rates of gain exceeding 1.8 pounds/day for prepubertal dairy heifers. The recommendation for average daily gains for growing dairy heifers prior to puberty is between 1.5 and 1.8 pounds/day. Breeding-Age Heifers. An ideal time to evaluate heifers for body weight, wither height, and body condition is at ... WebPre-calving heifers: 90 to 94% of the dairy herd’s mature body weight; Post-calving (1 st lactation): 80 to 84% of the dairy herd’s mature body weight; Fresh heifers need to be 80 to 84% of the herd’s mature body weight post-calving. This means if the herd’s average body weight of the 3 rd or greater lactation cows over 100 days in milk ... max keeble 2001 commercials https://milton-around-the-world.com

Optimize heifer growth and nutrition - Farm Progress

WebJul 27, 2024 · The goal is to calve dairy heifers at 22 to 23 months old, says a University of Wisconsin Extension dairy management specialist. ... Atkins noted that it is very important to make sure heifers are hitting their target weights and are not small for their age at breeding. Holstein heifers at breeding should weigh 875 pounds, Atkins said. Just ... WebIn dairy cows, milk production is positively correlated with size (Lin et al., Reference Lin, Lee, McAllister, Batra, Roy, Vesely, ... Mulliniks and Roberts 2013) concluded that a somewhat lighter-than-usual target weight at breeding (50% to 57% compared with 60% to 65%) reduced rearing costs without impairing future fertility. They thought ... WebJun 9, 2024 · The Dairy Calf and Heifer Association recommends heifers calve in at approximately 85% of mature weight. For a Holstein herd whose average mature cow … max keebles big move monkeying around

Dairy - Target weights for replacement heifers - Teagasc

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Target weights for dairy heifers

Getting your dairy heifer calves to target weight - Agriland.ie

Webmortality in preweaned dairy heifers in 1992 and 2007. In these two studies, morbidity was reported at 36.1 and 38.5 percent, respectively, and mortality was reported at 8.4 and 7.8 percent, respectively.1,5 Morbidity and mortality estimates from both studies were higher than the target rates established by the Dairy Calf and Heifer Association ... WebApr 23, 2024 · The recommended target LWTs for dairy heifers are 30% of mature LWT at 6 months ... and weaning weight of 69.8 kg (±8.38) [3], dairy heifers demonstrate a typical growth rate of 0.584 kg/day ...

Target weights for dairy heifers

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Web25 rows · Dec 8, 2024 · Recommended range of body weight and withers height for Guernsey heifers. Data from the National ... WebApr 12, 2024 · Weigh your bulling heifers – if you are using sexed semen on a synchronisation protocol on your heifers, make sure the heifers are on target weight and cycling to improve conception rates. ... Selecting from your better cows will improve genetics. Pick high Dairy Beef Index (DBI) bulls with good carcass traits for use on the …

WebOct 25, 2024 · For example, if average cow weight is 1400 lbs and 60% of mature weight by breeding is the goal, heifers need to weigh 840 lbs at breeding. Taking target weight minus current weight divided by feeding period will give you average daily gain needed to reach said target weight. Table 1 completes the example based on a June 1st breeding date. WebOct 25, 2024 · For example, if average cow weight is 1400 lbs and 60% of mature weight by breeding is the goal, heifers need to weigh 840 lbs at breeding. Taking target weight …

Web6 rows · Apr 25, 2016 · After calving, heifers should weigh 85 to 90% of mature body weight (for Holsteins, 1,137 to ... Web10 rows · The table below shows the percentage mature weight to target at different stages, using an ...

WebCalving first-lactation cows at 22 to 24 months of age with an optimal body weight is most favorable for decreasing feed costs for heifer rearing and increasing productive life.2 Calving at this age requires adequate growth rates to attain target weights at breeding and calving. The desired weights at breeding, precalving, and postcalving

WebMay 1, 2024 · These targets include: 30% of their adult body weight by 6 months-of-age. 60% of their adult body weight at bulling (15 months). 90% of adult body weight when they first … heroes and fantasies san antonioWebTarget weight is assumed to be the weight of a heifer at various stages of her growth to achieve a weight at calving which will maximise her productivity and longevity. Research has shown that the desirable weight at first calving is 85% of mature liveweight. Therefore for a herd with an optimal mature weight of 600 kg, the ideal heifer is 510 ... max keble-whiteWebHeifer liveweight targets. 30% of mature weight at 6 months of age. 60% of mature weight at 15 months (mating) 90% of mature weight at 22 months (pre-calving) Because body … maxkare water rowing machineWebOnce pregnant as maiden heifers, it is important that weight gains are continued through to their first calving. Dairy Australia’s Heifers on Target program states that: “For a heifer calving 50 kg heavier than her herd mates there is an increase of 1041 litres of milk, 38.5 kg butterfat and 42.5 kg protein (81 kg MS) over the first three ... max keeble food fightWebOct 15, 2024 · In the dairy industry, we’ve known that a cow gets close to maximum size from 48-54 months. In a 2015 study (see chart), Canadian researchers put the mature size of Holsteins at 1562 lbs. Using 55% of mature weight as a target for breeding, that would lead to a target of 859 lbs. at 13.6 months. The current popular literature has done a great ... heroes and famous people from hungarymax katz reinforced polyWebFeb 8, 2016 · In research trials a decade or so ago, they began demonstrating that in commercial conditions, heifers can be managed to a target weight of 55% without … max keeble ice cream man