• Data reference period
• Geographic localization (NUTS - 2013)

• UTILISED AGRICULTURAL AREA:  Area of the holding which includes arable land (cleared and under cover of forest stands), family vegetable garden, land under permanent crops and permanent pasture.
• AGRICULTURAL HOLDING:  Technical-economic unit that uses common production factors such as labour, machinery, facilities, land, among others, fulfilling the following four conditions: 1) yield agricultural products or maintain, in good agricultural and environmental conditions, the lands that are no longer used for productive purposes; 2) reach or exceed a certain size (in area or number of animals); 3) be subject to a single management; 4) be located in a well-defined and identifiable area.
• LIVESTOCK UNIT:  Standard measurement unit that allows the aggregation of the various categories of livestock, namely species, gender and age, in order for them to be compared, and which is equivalent to one dairy cow.
• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).

Number of livestock units/ Utilized agricultural area