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 4.4% 2.1%	91% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.5% 2.2%	91% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	4.4%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	4.3%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	34.9 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	35.1 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-3.41 days	99%
May 2025	Gestation (Days between conception and birth)	-3.42 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	1.10	99%
May 2025	Mortality (Calves dead at or soon after birth)	1.08	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.83%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.4% 2.1%	91% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.5% 2.2%	91% 94%
Sep 2025	Birth Size	4.4%	87%
May 2025	Birth Size	4.3%	86%
Sep 2025	Birth Weight	34.9 kg	89%
May 2025	Birth Weight	35.1 kg	89%
Sep 2025	Gest	-3.41 days	99%
May 2025	Gest	-3.42 days	99%
Sep 2025	Mort	1.10	99%
May 2025	Mort	1.08	99%
Sep 2025	Maternal Calving Difficulty	4.83%	91%
May 2025	Maternal Calving Difficulty	4.72%	91%

633 total progeny records from 89 dairy contemporary groups

( 9,388 herdmate records from 89 dairy contemporary groups)

117 progeny ( 1,273 herdmates) born to heifers
150 progeny ( 2,178 herdmates) born to 2nd parity dam
366 progeny ( 5,937 herdmates) born to ≥3rd parity dam
50.6% progeny (51.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 61.8%, FR: 18.2%, JE: 16.6%, NR: 1.5%, OTHER: 0.8%	HO: 56.9%, FR: 18.0%, JE: 21.4%, NR: 1.2%, OTHER: 0.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.7% 2.4% 2.5%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	741 Days 1118 Days 2090 Days	735 Days 1115 Days 2039 Days

19 total progeny records from 3 contemporary groups

( 311 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.6%, FR: 17.3%, JE: 6.5%, NR: 0.5%, OTHER: 0.2%	HO: 66.2%, FR: 18.2%, JE: 12.7%, NR: 0.2%, OTHER: 0.4%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18.3% 0% 19%	20% 0% 20.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.4kg 40.1kg 39.8kg	39.6kg 40.3kg 40kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	759 Days 1084 Days 2198 Days	747 Days 1111 Days 2084 Days

27 total progeny records from 4 contemporary groups

( 607 herdmate records from 4 contemporary groups)