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 6.4% 3.1%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 3.1%	95% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.0%	71%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.1%	71%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.2 kg	81%
May 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	80%
Sep 2025	Gestation (Days between conception and birth)	-3.52 days	99%
May 2025	Gestation (Days between conception and birth)	-3.53 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.70	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.54	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.43%	82%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.19%	82%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 3.1%	95% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 3.1%	95% 96%
Sep 2025	Birth Size	19.0%	71%
May 2025	Birth Size	19.1%	71%
Sep 2025	Birth Weight	42.2 kg	81%
May 2025	Birth Weight	42.5 kg	80%
Sep 2025	Gest	-3.52 days	99%
May 2025	Gest	-3.53 days	99%
Sep 2025	Mort	0.70	99%
May 2025	Mort	0.54	99%
Sep 2025	Maternal Calving Difficulty	4.43%	82%
May 2025	Maternal Calving Difficulty	4.19%	82%

679 total progeny records from 136 dairy contemporary groups

( 6,626 herdmate records from 135 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 87.1%, FR: 9.9%, JE: 0.8%, NR: 0.3%, OTHER: 0.6%	HO: 84.9%, FR: 11.3%, JE: 1.3%, NR: 0.1%, OTHER: 0.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.8% 2.8%	6.6% 2.8% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	759 Days 1124 Days 2063 Days	760 Days 1146 Days 2178 Days

3 total progeny records from 2 contemporary groups

( 38 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 96.2%, FR: 1.1%, JE: 0.0%, NR: 0.0%, OTHER: 1.6%	HO: 96.4%, FR: 2.2%, JE: 0.1%, NR: 0.0%, OTHER: 1.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 18.4%	0% 0% 21.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 0kg 0kg	41.8kg 0kg 0kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	716 Days 0 Days 2451 Days	744 Days 0 Days 1877 Days

11 total progeny records from 3 contemporary groups

( 123 herdmate records from 3 contemporary groups)