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 4.9% 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 4.9% 2.3%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	12.6%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	12.1%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	37.6 kg	96%
May 2025	Birth Weight (Expected progeny birth weight)	37.6 kg	96%
Sep 2025	Gestation (Days between conception and birth)	-4.15 days	99%
May 2025	Gestation (Days between conception and birth)	-4.17 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.61	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.57	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.88%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.81%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.3%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.9% 2.3%	99% 99%
Sep 2025	Birth Size	12.6%	94%
May 2025	Birth Size	12.1%	93%
Sep 2025	Birth Weight	37.6 kg	96%
May 2025	Birth Weight	37.6 kg	96%
Sep 2025	Gest	-4.15 days	99%
May 2025	Gest	-4.17 days	99%
Sep 2025	Mort	0.61	99%
May 2025	Mort	0.57	99%
Sep 2025	Maternal Calving Difficulty	4.88%	99%
May 2025	Maternal Calving Difficulty	4.81%	99%

5,303 total progeny records from 517 dairy contemporary groups

( 46,731 herdmate records from 516 dairy contemporary groups)

2,587 progeny ( 8,417 herdmates) born to heifers
864 progeny ( 10,763 herdmates) born to 2nd parity dam
1,852 progeny ( 27,551 herdmates) born to ≥3rd parity dam
47.4% progeny (49.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.8%, FR: 19.1%, JE: 28.2%, NR: 2.3%, OTHER: 1.9%	HO: 50.5%, FR: 19.2%, JE: 23.2%, NR: 2.8%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.3% 2.4% 2.4%	5.5% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1104 Days 2080 Days	735 Days 1109 Days 2102 Days

23 total progeny records from 7 contemporary groups

( 339 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 45.9%, FR: 20.8%, JE: 24.4%, NR: 2.2%, OTHER: 4.3%	HO: 55.9%, FR: 19.0%, JE: 15.0%, NR: 2.8%, OTHER: 2.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	12.6% 12.9% 18.2%	18.6% 16.3% 19.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.6kg 39.8kg 40kg	39.9kg 40.3kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1110 Days 2036 Days	742 Days 1113 Days 2070 Days

93 total progeny records from 15 contemporary groups

( 1,279 herdmate records from 15 contemporary groups)