The average age at which replacement heifers calve for the first time and enter the milking herd. Every extra month is feed and rearing cost carried with no milk in return.
Well-grown heifers should reach about 85% of mature liveweight and calve at 22–24 months to enter the herd on time.
Dairy Australia · InCalf ↗Heifers that calve late are usually under-grown — they milk less in their first lactation and are slower to get back in calf. Age at first calving is the payoff of the whole heifer-rearing program.
Silo pulls each of these from the sources the operation already uses, and keeps the figure current automatically.
Grow heifers to about 85% of mature liveweight by joining.
Feed and monitor heifers against target growth curves, not by eye.
Join well-grown heifers a cycle ahead of the main herd.
The average age at which replacement heifers calve for the first time and enter the milking herd. Every extra month is feed and rearing cost carried with no milk in return.
You need: Heifer birth dates (date), First calving dates (date), Heifer liveweights (kg). Silo pulls each of these from the sources the operation already uses and keeps the figure current automatically.
Well-grown heifers should reach about 85% of mature liveweight and calve at 22–24 months to enter the herd on time.
Grow heifers to about 85% of mature liveweight by joining. Feed and monitor heifers against target growth curves, not by eye. Join well-grown heifers a cycle ahead of the main herd.
Connect the software, spreadsheets and records you already keep, and Silo keeps every benchmark on this page current automatically.
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