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Dairy heifer target weights

WebSeveral groups have reported that a younger AFC in dairy heifers does not reduce, or may even increase, the first lactation yields, ... (Reference Endecott, Funston, 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 ... WebSep 24, 2024 · September and October are crucial times of the year for heifer rearing on dairy farms. You should now determine if your heifers are achieving their target weights. Yearling heifers should be 35% of their mature body weight, while in-calf heifers should be 75%. Your heifer’s mature body weight should be determined by the cows within your …

Reproduction and Genetics – Dairy

WebFirst to use higher target weights than those recommended by academic studies. First to use the Liveweight Breeding Value (BV Lwt) to calculate dairy heifer targets in 2007. First to develop an App named ‘BlueLinker’ for an Android phone to transfer data from electronic scales to format and send as an email attachment. 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 … lorna shore tank tops https://dmsremodels.com

Growth Target Benchmarking - New Zealand Grazing

WebJan 1, 2024 · Heifers should be at 55% of their mature body weight at breeding, and at 85% of their mature body weight at calving. At freshening, the target body condition score should also be 3.5 on a 5-point scale. … WebKey target Table 1. Bodyweight (BW) targets for maiden heifers at breeding and for heifers pre-calving by breed/crossbreed. HF NZ HF*NZ NR HF*NR J HF*J 6-month heifer BW (kg) 175 160 175 160 175 125 145 Maiden heifer BW(kg) 330 315 330 315 330 240 295 approx 13 months old Pre-calving BW, (kg) 550 525 550 525 550 405 490 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 ... horizontal fibers

Live weight and growth of Holstein-Friesian, Jersey and crossbred dairy ...

Category:Target Age and Weight When Breeding Dairy Heifers

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Dairy heifer target weights

Live weight and growth of Holstein-Friesian, Jersey and crossbred dairy ...

WebThe table below shows the percentage mature weight to target at different stages, using an average mature body weight of 685 kg. The target height for the different stages is also … WebFeb 25, 2024 · Given that, our best guess for fall 2024 prices for that same 550 lb steer/heifer are in the $1.35-1.45/lb range. At a $1.40/lb price, and using the same cost …

Dairy heifer target weights

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WebHeifers represent the future of your dairy herd. This section highlights some of the key aspects to rearing heifers from weaning through to first lactation. Publications; ... Heifers reaching target liveweight will have 5% better 6wk in-calf rates and 1.5% lower empty rates. This equates to $35 economic benefit per heifer compared to heifers 10 ... WebDec 19, 2024 · Holstein heifers should reach 750 to 800 pounds and 48 to 50 inches by breeding age (13 to 15 months). After calving, heifers should weigh 1,137 to 1,296 pounds and measure 52 to 55 inches at the withers. Recommended breeding heights and weights for all heifers are shown in Table 1. Table 1. Suggested weights and heights for …

Webmarket to target anyway. Remember that each animal in the beef on dairy cross contributes 50% of the genetic makeup of the resulting calf. At. Page 2 Crossbreeding Dairy Cattle to Fit the Beef Market the end of the day, a packer wants saleable red meat yield and ... Weight (CW), Ribeye Area (REA), and Fat Thickness (FAT). WebOnce heifer calves are weaned, we need to ensure that they reach target weights and wither height for age and breed at every critical juncture during their first two years. …

WebFurther, heifers should be weighed at birth, weaning, 6 months, 12 months, pre-calving, and post-calving to determine average daily gain and to ensure heifers are achieving the target weight relative to MBW. Breeding-age heifers should be inseminated quickly when they reach 55% MBW. WebThe maintenance sub index determines the appropriate target weight. Most dairy replacements have a maintenance sub index of between €0 and €20. The accompanying …

WebJan 20, 2024 · 4. Predominately Dairy feeder cattle; categorized in the two weight ranges of less than 6.0 cwt (for heifers, steers and bulls) and 6.09.0 cwt (for heifers and …

WebWeight Chart. Weight (lb) The Pennsylvania State University Calf and Heifer Weight and Height Growth Charts . Hip height . Height Chart (Inches) 0 2 4 6 8 10 12 14 16 18 20 22 … lorna sinclair google scholarWebmost likely due to an increased emphasis on business management by dairy producers. Replacement heifers are expensive to raise, are labor intensive, and return on investment is ... accelerated) and breeding regimen (target, delayed) resulted in the four calving ages (20.6, 22.7, 23.6, 25.6 mo). ... (7 d postpartum) was determined to be 9.9% of ... horizontal file cabinets for saleWebillustrates breeding and calving weight targets for heifers of differing mature size based on desired age at first calving. Table 1. Target weights for dairy animals of differing mature … lorna shore tour shirtWebWeighing systems and weigh scales are essential for heifer management. Good practice for weighing is every 4-8 weeks, a minimum of every 12 weeks. Younger heifers can benefit … horizontal fibers functionWeb2 days ago · In fact, dairy beef has been a great contributor to the USDA Prime grade. Before the recent increase in carcasses grading USDA Prime (now around 7% to 8%), when native cattle would grade around 3% ... lorna simpson photographerMany farmers can accurately identify the body condition score of an over-or underweight animal. However, it is difficult to determine whether an animal is average for its age. Van Dijk et al. showed that veterinarians … See more It is recommended that heifers reach 55% of mature body weight and 90% of mature structural growth3 by the time you breed them. Therefore, it is necessary to look at both the weight and the height of the animal before … See more lorna sisely breast clinicWebOptimizing fertility on dairy farms is necessary and challenging on today’s dairy farms. Visit Dr. Paul Fricke’s: Extension Program in Dairy Cattle Reproduction The goal of Dr. Paul Fricke’s extension program is to improve 21-day pregnancy rates by applying knowledge gained through scientific research to develop practical management strategies and … lorna simpson photographs