Growth Charts for Dairy Heifers - Penn State Extension
Dec 8, 2022 · We designed breed-specific, printable Growth Charts that may be used to plot heifer growth by hand. The charts are based on the results of measuring a large number of heifers of various breeds throughout the United States during 1991 and 1992.
Customized Dairy Heifer Growth Chart - Penn State Extension
Nov 14, 2022 · Customized Dairy Heifer Growth Chart. Generates a growth chart from mature size and age at first calving. Compares heifer performance to growth required to meet herd goals, not to a breed standard. Traditionally, heifer growth has been compared to breed standards to determine 'normal' progress.
HEIFER GROWTH. Calving 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 …
Monitoring Dairy Heifer Growth - Penn State Extension
Dec 8, 2022 · Evaluating Growth Charts. Growth charts can help in evaluating the performance of a heifer management program and can alert the producer to problem situations such as those in which entire groups of animals are undersized, underweight, or overweight.
Penn State recommended range of body weight and withers height for Jersey heifers* Recommended ranges represent the 50th, 67th and 95th percentile. Percentiles describe the percentage of observations that fall below that level. * https://extension.psu.edu/growth‐charts‐for‐dairy‐heifers#section‐6 .
The Holstein heifer growth charts indicate several percentiles of the U.S. population, allowing a producer to compare an individual heifer to all others and to set growth goals. Previous research has shown that heifers large enough to calve at 22 to 24 months old with acceptable levels of milk production must be near or above average in size ...
Dairy Heifer Performance. To achieve success with your 4-H Market Dairy Cattle project, it is important you know the estimated final weight of your animal and your progress toward that goal throughout the project. The charts below enable you to plot the Actual height and weight vs. the Desirable height and weight to determine if you are "on ...
Flow chart for applying the target growth system to a particular group of heifers. “By reducing their age at first calving, heifers are generating cash sooner and fewer replacements are needed to maintain herd size.” Lower age at first calving is economically advantageous to producers who maintain ownership of their heifers.
Manual for GROWTH MONITOR – DAIReXNET - Extension
Aug 16, 2019 · Growth charts can help evaluate heifer management and can flag problem situations, such as entire groups of animals that are undersized, underweight, or overweight.
Heifer Growth Monitor Spreadsheet Series – DAIReXNET
Aug 16, 2019 · Heifer Growth Monitor Spreadsheet Series. The success of a heifer-rearing program can be evaluated by monitoring the height and weight of calves and heifers and comparing the results to breed averages for specific age groups.
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