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 5.5% 2.5%	99% ( 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 5.6% 2.5%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	13.7%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	13.0%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.3 kg	98%
May 2025	Birth Weight (Expected progeny birth weight)	38.5 kg	98%
Sep 2025	Gestation (Days between conception and birth)	-4.59 days	99%
May 2025	Gestation (Days between conception and birth)	-4.61 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.11	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.09	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.68%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.60%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.5% 2.5%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.5%	99% 99%
Sep 2025	Birth Size	13.7%	97%
May 2025	Birth Size	13.0%	97%
Sep 2025	Birth Weight	38.3 kg	98%
May 2025	Birth Weight	38.5 kg	98%
Sep 2025	Gest	-4.59 days	99%
May 2025	Gest	-4.61 days	99%
Sep 2025	Mort	-0.11	99%
May 2025	Mort	-0.09	99%
Sep 2025	Maternal Calving Difficulty	4.68%	99%
May 2025	Maternal Calving Difficulty	4.60%	99%

9,810 total progeny records from 1,231 dairy contemporary groups

( 109,567 herdmate records from 1,225 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.8%, FR: 20.2%, JE: 23.1%, NR: 1.3%, OTHER: 1.4%	HO: 55.2%, FR: 20.7%, JE: 20.0%, NR: 1.5%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.4%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1098 Days 2090 Days	735 Days 1108 Days 2171 Days

360 total progeny records from 57 contemporary groups

( 5,191 herdmate records from 57 contemporary groups)

108 progeny ( 1,065 herdmates) born to heifers
64 progeny ( 1,060 herdmates) born to 2nd parity dam
188 progeny ( 3,066 herdmates) born to ≥3rd parity dam
33.9% progeny (42.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 51.2%, FR: 18.4%, JE: 25.0%, NR: 2.9%, OTHER: 1.4%	HO: 55.1%, FR: 18.6%, JE: 21.3%, NR: 2.1%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	15.1% 14.6% 15.7%	15.9% 16.5% 16.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.5kg 39.1kg 39.1kg	39.3kg 39.3kg 39.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1092 Days 2151 Days	733 Days 1103 Days 2159 Days

507 total progeny records from 58 contemporary groups

( 7,077 herdmate records from 58 contemporary groups)

135 progeny ( 1,607 herdmates) born to heifers
148 progeny ( 1,837 herdmates) born to 2nd parity dam
224 progeny ( 3,633 herdmates) born to ≥3rd parity dam
34.9% progeny (41.9% herdmates) were males
Dam Info