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 6.1% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.0%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.8%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	41.3 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-3.62 days	99%
May 2025	Gestation (Days between conception and birth)	-3.65 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.02	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.05	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.51%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.49%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.1% 2.3%	99% 99%
Sep 2025	Birth Size	18.0%	96%
May 2025	Birth Size	17.8%	96%
Sep 2025	Birth Weight	41.3 kg	97%
May 2025	Birth Weight	41.3 kg	97%
Sep 2025	Gest	-3.62 days	99%
May 2025	Gest	-3.65 days	99%
Sep 2025	Mort	0.02	99%
May 2025	Mort	-0.05	99%
Sep 2025	Maternal Calving Difficulty	5.51%	99%
May 2025	Maternal Calving Difficulty	5.49%	99%

6,148 total progeny records from 1,686 dairy contemporary groups

( 49,769 herdmate records from 1,672 dairy contemporary groups)

1,135 progeny ( 5,136 herdmates) born to heifers
1,470 progeny ( 13,103 herdmates) born to 2nd parity dam
3,543 progeny ( 31,530 herdmates) born to ≥3rd parity dam
52% progeny (50.6% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.3%, FR: 23.1%, JE: 1.0%, NR: 0.4%, OTHER: 1.2%	HO: 68.2%, FR: 23.2%, JE: 0.8%, NR: 0.4%, OTHER: 1.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.9% 3% 3.2%	7.8% 3.1% 3.2%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	787 Days 1168 Days 2195 Days	784 Days 1168 Days 2204 Days

3 total progeny records from 3 contemporary groups

( 121 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.8%, FR: 16.0%, JE: 0.1%, NR: 0.0%, OTHER: 4.5%	HO: 70.0%, FR: 16.6%, JE: 1.2%, NR: 2.9%, OTHER: 4.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 22% 20.1%	0% 23.9% 21.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.3kg 42.3kg 42.9kg	41.3kg 41.5kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1157 Days 2012 Days	747 Days 1158 Days 2108 Days

42 total progeny records from 16 contemporary groups

( 1,251 herdmate records from 16 contemporary groups)