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 5.0% 2.1%	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 5.0% 2.1%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.5%	97%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.4%	97%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.75 days	99%
May 2025	Gestation (Days between conception and birth)	-4.77 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.05	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.12	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.65%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.60%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.1%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.0% 2.1%	99% 99%
Sep 2025	Birth Size	16.5%	97%
May 2025	Birth Size	16.4%	97%
Sep 2025	Birth Weight	40.7 kg	97%
May 2025	Birth Weight	40.6 kg	97%
Sep 2025	Gest	-4.75 days	99%
May 2025	Gest	-4.77 days	99%
Sep 2025	Mort	-0.05	99%
May 2025	Mort	-0.12	99%
Sep 2025	Maternal Calving Difficulty	5.65%	99%
May 2025	Maternal Calving Difficulty	5.60%	99%

6,450 total progeny records from 1,908 dairy contemporary groups

( 46,322 herdmate records from 1,855 dairy contemporary groups)

2,804 progeny ( 11,000 herdmates) born to heifers
1,133 progeny ( 10,571 herdmates) born to 2nd parity dam
2,513 progeny ( 24,751 herdmates) born to ≥3rd parity dam
34.6% progeny (48.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.9%, FR: 23.7%, JE: 1.5%, NR: 0.3%, OTHER: 1.7%	HO: 69.9%, FR: 22.0%, JE: 1.5%, NR: 0.2%, OTHER: 2.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.6% 3.1% 3.2%	7.5% 3% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	776 Days 1173 Days 2201 Days	783 Days 1171 Days 2207 Days

57 total progeny records from 17 contemporary groups

( 931 herdmate records from 17 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.6%, FR: 26.0%, JE: 0.7%, NR: 0.0%, OTHER: 5.4%	HO: 54.9%, FR: 31.3%, JE: 1.7%, NR: 0.3%, OTHER: 4.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.6% 20.8% 21.3%	20.9% 20.7% 20.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 42.1kg 42.1kg	40.9kg 41.8kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	758 Days 1114 Days 2123 Days	771 Days 1172 Days 2208 Days

44 total progeny records from 16 contemporary groups

( 795 herdmate records from 16 contemporary groups)