1.3 Key Concepts

Term	Meaning in this app
Livestock Item	ERPNext Item representing a class of animals; batch-based population metrics require count stock UOM Nos or Unit.
Batch / flock	A stock-tracked group of animals belonging to one Item.
Serial No	Individual-animal identifier used by supported breeding, treatment, and stock workflows.
House	An enabled non-group Warehouse used to locate livestock within a Company.
Feed source warehouse	Store from which feed is issued; it can differ from the livestock house.
Hatch/Birth Date	Verified biological starting date used by performance targets. Age zero is this date.
Performance Profile	Submitted daily-age targets; different from a feed recipe.
Feed Formula	Feed composition and expected values over a week-based age range.
FCR	Feed Conversion Ratio: kg feed divided by kg live-weight gain for an eligible measured interval.
Hen-day yield	Eligible egg count divided by daily hen population exposure, expressed as a percentage.
Inferred relationship	Batch continuity supported by eligible Repack allocations; not individual-animal ancestry.

The Batch's displayed manufacturing-date age and a Weight Record's legacy Age field are not substitutes for the explicit Hatch/Birth Date used by target comparisons.

For formulas and interpretation, see Calculations and Definitions.

Vuna Livestock