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 6.3% 2.5%	86% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	86% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.5%	92%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.5%	92%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.1 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	42.0 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-5.03 days	98%
May 2025	Gestation (Days between conception and birth)	-5.03 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.77	98%
May 2025	Mortality (Calves dead at or soon after birth)	-0.83	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.92%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.94%	83%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	86% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.5%	86% 94%
Sep 2025	Birth Size	19.5%	92%
May 2025	Birth Size	19.5%	92%
Sep 2025	Birth Weight	42.1 kg	90%
May 2025	Birth Weight	42.0 kg	89%
Sep 2025	Gest	-5.03 days	98%
May 2025	Gest	-5.03 days	98%
Sep 2025	Mort	-0.77	98%
May 2025	Mort	-0.83	98%
Sep 2025	Maternal Calving Difficulty	3.92%	84%
May 2025	Maternal Calving Difficulty	3.94%	83%

322 total progeny records from 100 dairy contemporary groups

( 7,762 herdmate records from 100 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.1%, FR: 19.2%, JE: 1.0%, NR: 0.8%, OTHER: 0.8%	HO: 73.2%, FR: 20.5%, JE: 2.5%, NR: 1.2%, OTHER: 1.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.4% 2.5% 2.5%	6.3% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	757 Days 1122 Days 2185 Days	758 Days 1117 Days 2215 Days

65 total progeny records from 19 contemporary groups

( 1,464 herdmate records from 19 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 76.4%, FR: 20.3%, JE: 1.4%, NR: 0.8%, OTHER: 0.7%	HO: 73.5%, FR: 21.1%, JE: 1.3%, NR: 2.1%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.6% 17.2% 19.3%	18.5% 18.7% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.9kg 41.1kg	0kg 40.9kg 41kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	718 Days 1095 Days 2226 Days	739 Days 1111 Days 2247 Days

18 total progeny records from 6 contemporary groups

( 535 herdmate records from 6 contemporary groups)