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 4.2% 1.8%	92% ( V High) 89% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.8%	92% 89%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	7.5%	68%
May 2025	Birth Size (Progeny expected to be born large or extra large)	7.0%	67%
Sep 2025	Birth Weight (Expected progeny birth weight)	34.9 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	35.2 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.44 days	98%
May 2025	Gestation (Days between conception and birth)	-3.44 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.88	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.81	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.98%	85%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.8%	92% ( V High) 89% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 1.8%	92% 89%
Sep 2025	Birth Size	7.5%	68%
May 2025	Birth Size	7.0%	67%
Sep 2025	Birth Weight	34.9 kg	92%
May 2025	Birth Weight	35.2 kg	92%
Sep 2025	Gest	-3.44 days	98%
May 2025	Gest	-3.44 days	98%
Sep 2025	Mort	0.88	98%
May 2025	Mort	0.81	98%
Sep 2025	Maternal Calving Difficulty	4.98%	86%
May 2025	Maternal Calving Difficulty	4.98%	85%

367 total progeny records from 56 dairy contemporary groups

( 6,837 herdmate records from 56 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.0%, FR: 16.1%, JE: 25.2%, NR: 3.4%, OTHER: 1.4%	HO: 51.2%, FR: 16.3%, JE: 26.8%, NR: 2.1%, OTHER: 1.6%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.2% 2.3% 2.3%	5.4% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1094 Days 2269 Days	730 Days 1105 Days 2180 Days

2 total progeny records from 2 contemporary groups

( 400 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.9%, FR: 17.4%, JE: 19.2%, NR: 5.3%, OTHER: 2.7%	HO: 62.3%, FR: 15.3%, JE: 18.6%, NR: 1.1%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	11.9% 0% 18%	17% 0% 18.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.6kg 39.3kg	0kg 39.2kg 39.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	724 Days 1071 Days 2123 Days	724 Days 1097 Days 2115 Days

34 total progeny records from 4 contemporary groups

( 777 herdmate records from 4 contemporary groups)