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 6.8% 3.0%	90% ( V High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 3.1%	89% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.3%	88%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.2%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	83%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	83%
Sep 2025	Gestation (Days between conception and birth)	-5.12 days	99%
May 2025	Gestation (Days between conception and birth)	-5.09 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.67	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.65	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.43%	81%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.25%	81%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.8% 3.0%	90% ( V High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.9% 3.1%	89% 93%
Sep 2025	Birth Size	16.3%	88%
May 2025	Birth Size	16.2%	87%
Sep 2025	Birth Weight	40.7 kg	83%
May 2025	Birth Weight	40.9 kg	83%
Sep 2025	Gest	-5.12 days	99%
May 2025	Gest	-5.09 days	99%
Sep 2025	Mort	-0.67	99%
May 2025	Mort	-0.65	99%
Sep 2025	Maternal Calving Difficulty	5.43%	81%
May 2025	Maternal Calving Difficulty	5.25%	81%

592 total progeny records from 126 dairy contemporary groups

( 15,020 herdmate records from 125 dairy contemporary groups)

135 progeny ( 1,657 herdmates) born to heifers
143 progeny ( 3,421 herdmates) born to 2nd parity dam
314 progeny ( 9,942 herdmates) born to ≥3rd parity dam
27.9% progeny (45.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.2%, FR: 19.3%, JE: 19.8%, NR: 1.5%, OTHER: 1.0%	HO: 56.1%, FR: 19.1%, JE: 20.3%, NR: 1.6%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.8% 2.4% 2.4%	5.9% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1096 Days 2103 Days	737 Days 1110 Days 2143 Days

36 total progeny records from 8 contemporary groups

( 1,063 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.8%, FR: 24.3%, JE: 7.9%, NR: 0.4%, OTHER: 1.3%	HO: 65.8%, FR: 20.7%, JE: 12.2%, NR: 0.1%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.8% 18.9% 17.6%	15.6% 17.3% 17%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 40.7kg 40.5kg	39.2kg 40.1kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	721 Days 1092 Days 2203 Days	739 Days 1103 Days 2117 Days

14 total progeny records from 5 contemporary groups

( 707 herdmate records from 5 contemporary groups)