Gestation Ranges - 2022 Produce / Age Profile of Broodmares

Gb Gestation Ranges 2022 Produce

Broodmares can vary greatly in the length of time they carry their foal. This graph reflects the spread of the gestation dates of British domiciled broodmares based on reported 2021 coverings for 2022 foals. From the standard 11 month (330-350 days) gestation period, Thoroughbred mares carried successfully for a range of between 10 to over 13 months.

Age Profile Of Broodmares

In 2022, British mares aged from 4 to over 25 years of age formed the breeding population. Of the active broodmare population, 65% were aged 6 – 13 years (66% in 2021).

LIVE PRODUCE PER ACTIVE BROODMARE (AS AT END OF 2022)

The number of live foals produced by a broodmare over her career can vary significantly. This graph shows the number of live produce per broodmare currently breeding in Great Britain. Only 15% (15% in 2021) of the current population has produced more than 6 live foals.

Of the British broodmare population, 54% (54% in 2021) were foaled in Great Britain. The chart shows the origins of the total current population.