Web1 day ago · Deadliest barn explosion in US history obliterates 18,000 cows worth $36m on Texas dairy farm, as grim images show charred cattle corpses and burned-out milking mega-shed 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. Regularly weigh and measure heifers to monitor their progress. Our easy-to-use calculator helps you monitor target weights at each milestone on the path to mature liveweight.
What’s the best breeding weight for beef heifers?
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 ... 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 truth finder website
Monitoring dairy calf growth AHDB
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. … Many 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 WebIf the LIC Dairy Statistics are representative of the industry, and 90% of mature weight is a realistic target for heifers at herd entry, then it appears on average that – Jersey 2 yr heifers are about 50 kilograms too light & Holstein-Friesian 2 yr heifers are 75 kg too light for best results. truth finder website legit