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 6.7% 2.9%	87% ( 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 6.8% 2.9%	87% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.4%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.4%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.8 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	40.9 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-4.70 days	97%
May 2025	Gestation (Days between conception and birth)	-4.71 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.41	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.44	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.34%	84%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.42%	83%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.9%	87% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.8% 2.9%	87% 94%
Sep 2025	Birth Size	21.4%	90%
May 2025	Birth Size	21.4%	90%
Sep 2025	Birth Weight	40.8 kg	85%
May 2025	Birth Weight	40.9 kg	84%
Sep 2025	Gest	-4.70 days	97%
May 2025	Gest	-4.71 days	97%
Sep 2025	Mort	-0.41	97%
May 2025	Mort	-0.44	97%
Sep 2025	Maternal Calving Difficulty	5.34%	84%
May 2025	Maternal Calving Difficulty	5.42%	83%

352 total progeny records from 92 dairy contemporary groups

( 8,187 herdmate records from 92 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.4%, FR: 22.7%, JE: 6.6%, NR: 0.9%, OTHER: 0.9%	HO: 66.2%, FR: 21.6%, JE: 8.5%, NR: 1.0%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.5%	6.3% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1117 Days 2089 Days	742 Days 1117 Days 2207 Days

45 total progeny records from 12 contemporary groups

( 1,288 herdmate records from 12 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 22.4%, JE: 7.8%, NR: 0.1%, OTHER: 0.8%	HO: 66.5%, FR: 22.3%, JE: 6.2%, NR: 0.5%, OTHER: 2.5%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.2% 17.9% 15.9%	18.4% 18.3% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.1kg 40.9kg	0kg 40.9kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1096 Days 2023 Days	737 Days 1124 Days 2265 Days

12 total progeny records from 4 contemporary groups

( 460 herdmate records from 4 contemporary groups)