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 7.1% 2.9%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.9%	93% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.9%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.7%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-4.81 days	99%
May 2025	Gestation (Days between conception and birth)	-4.83 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.15	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.10	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.24%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.19%	93%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.9%	93% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.9%	93% 97%
Sep 2025	Birth Size	19.9%	90%
May 2025	Birth Size	19.7%	89%
Sep 2025	Birth Weight	41.6 kg	90%
May 2025	Birth Weight	41.6 kg	90%
Sep 2025	Gest	-4.81 days	99%
May 2025	Gest	-4.83 days	99%
Sep 2025	Mort	0.15	99%
May 2025	Mort	0.10	99%
Sep 2025	Maternal Calving Difficulty	5.24%	94%
May 2025	Maternal Calving Difficulty	5.19%	93%

875 total progeny records from 251 dairy contemporary groups

( 19,986 herdmate records from 250 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.7%, FR: 20.8%, JE: 5.3%, NR: 1.2%, OTHER: 2.2%	HO: 66.9%, FR: 21.0%, JE: 6.9%, NR: 1.1%, OTHER: 2.1%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	754 Days 1106 Days 2174 Days	748 Days 1118 Days 2174 Days

26 total progeny records from 8 contemporary groups

( 661 herdmate records from 8 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.6%, FR: 21.3%, JE: 1.2%, NR: 2.3%, OTHER: 0.6%	HO: 75.0%, FR: 18.5%, JE: 3.0%, NR: 1.0%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.6% 18.8% 19.9%	19.2% 18.9% 20.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.8kg 41.3kg	0kg 40.8kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	763 Days 1123 Days 2150 Days	741 Days 1141 Days 2178 Days

24 total progeny records from 6 contemporary groups

( 1,076 herdmate records from 6 contemporary groups)