Date of Evaluation	Trait	PTA	Reliability
Sep 2025	Calving Difficulty(Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.6%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.6%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.0%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.1%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-2.31 days	99%
May 2025	Gestation (Days between conception and birth)	-2.33 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.02	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.06	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.73%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.63%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.6%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 2.6%	98% 99%
Sep 2025	Birth Size	22.0%	97%
May 2025	Birth Size	22.1%	97%
Sep 2025	Birth Weight	40.7 kg	95%
May 2025	Birth Weight	40.7 kg	95%
Sep 2025	Gest	-2.31 days	99%
May 2025	Gest	-2.33 days	99%
Sep 2025	Mort	-0.02	99%
May 2025	Mort	-0.06	99%
Sep 2025	Maternal Calving Difficulty	5.73%	99%
May 2025	Maternal Calving Difficulty	5.63%	98%

3,994 total progeny records from 951 dairy contemporary groups

( 42,475 herdmate records from 936 dairy contemporary groups)

227 progeny ( 1,464 herdmates) born to heifers
950 progeny ( 10,496 herdmates) born to 2nd parity dam
2,817 progeny ( 30,515 herdmates) born to ≥3rd parity dam
52.3% progeny (51.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.4%, FR: 47.6%, JE: 0.5%, NR: 0.4%, OTHER: 2.1%	HO: 47.0%, FR: 46.5%, JE: 1.2%, NR: 0.5%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.8% 2.8%	6.8% 2.7% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	782 Days 1143 Days 2212 Days	769 Days 1141 Days 2235 Days

220 total progeny records from 51 contemporary groups

( 2,588 herdmate records from 51 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 43.2%, FR: 51.6%, JE: 0.7%, NR: 0.7%, OTHER: 1.1%	HO: 45.2%, FR: 47.6%, JE: 0.3%, NR: 1.0%, OTHER: 2.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.3% 21.1% 20.8%	20.4% 20.4% 20.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.3kg 41.5kg 41.7kg	41.4kg 41.5kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	781 Days 1127 Days 2169 Days	758 Days 1135 Days 2250 Days

80 total progeny records from 27 contemporary groups

( 1,061 herdmate records from 27 contemporary groups)