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 4.8% 2.2%	94% ( 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 4.8% 2.2%	94% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	15.0%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	15.2%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	92%
May 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-3.88 days	99%
May 2025	Gestation (Days between conception and birth)	-3.89 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.92	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.98	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.63%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.68%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.2%	94% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.8% 2.2%	94% 96%
Sep 2025	Birth Size	15.0%	94%
May 2025	Birth Size	15.2%	94%
Sep 2025	Birth Weight	39.8 kg	92%
May 2025	Birth Weight	40.0 kg	92%
Sep 2025	Gest	-3.88 days	99%
May 2025	Gest	-3.89 days	99%
Sep 2025	Mort	-0.92	99%
May 2025	Mort	-0.98	99%
Sep 2025	Maternal Calving Difficulty	4.63%	92%
May 2025	Maternal Calving Difficulty	4.68%	92%

970 total progeny records from 338 dairy contemporary groups

( 18,795 herdmate records from 336 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.9%, FR: 17.2%, JE: 0.9%, NR: 0.4%, OTHER: 1.0%	HO: 77.0%, FR: 18.6%, JE: 1.1%, NR: 0.5%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.7% 2.7%	6.5% 2.6% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	745 Days 1160 Days 2181 Days	743 Days 1142 Days 2197 Days

76 total progeny records from 25 contemporary groups

( 1,591 herdmate records from 25 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 78.6%, FR: 18.1%, JE: 0.8%, NR: 0.2%, OTHER: 0.5%	HO: 77.5%, FR: 18.9%, JE: 0.7%, NR: 0.2%, OTHER: 0.7%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20.4% 20.1%	0% 19.8% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.6kg 41.3kg 40.8kg	41kg 41.1kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	771 Days 1150 Days 2248 Days	762 Days 1132 Days 2211 Days

39 total progeny records from 13 contemporary groups

( 872 herdmate records from 12 contemporary groups)