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 4.0% 1.9%	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 4.0% 1.9%	99% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	5.8%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	5.3%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	35.0 kg	99%
May 2025	Birth Weight (Expected progeny birth weight)	35.1 kg	99%
Sep 2025	Gestation (Days between conception and birth)	-2.39 days	99%
May 2025	Gestation (Days between conception and birth)	-2.46 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.68	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.64	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.74%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.66%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.0% 1.9%	99% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.0% 1.9%	99% 99%
Sep 2025	Birth Size	5.8%	98%
May 2025	Birth Size	5.3%	98%
Sep 2025	Birth Weight	35.0 kg	99%
May 2025	Birth Weight	35.1 kg	99%
Sep 2025	Gest	-2.39 days	99%
May 2025	Gest	-2.46 days	99%
Sep 2025	Mort	0.68	99%
May 2025	Mort	0.64	99%
Sep 2025	Maternal Calving Difficulty	4.74%	99%
May 2025	Maternal Calving Difficulty	4.66%	99%

13,698 total progeny records from 1,726 dairy contemporary groups

( 135,262 herdmate records from 1,710 dairy contemporary groups)

3,705 progeny ( 23,528 herdmates) born to heifers
2,386 progeny ( 32,709 herdmates) born to 2nd parity dam
7,607 progeny ( 79,025 herdmates) born to ≥3rd parity dam
42.3% progeny (50.1% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.8%, FR: 19.8%, JE: 9.9%, NR: 3.0%, OTHER: 2.4%	HO: 53.4%, FR: 18.0%, JE: 21.3%, NR: 3.1%, OTHER: 2.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.6%	5.7% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1115 Days 2217 Days	735 Days 1112 Days 2076 Days

200 total progeny records from 35 contemporary groups

( 2,274 herdmate records from 34 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.7%, FR: 16.7%, JE: 9.8%, NR: 3.1%, OTHER: 3.8%	HO: 55.5%, FR: 17.6%, JE: 17.9%, NR: 3.4%, OTHER: 1.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	18% 17.9% 17.2%	16.7% 16.2% 17.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 40.6kg 40.8kg	39.6kg 39.8kg 40kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	734 Days 1108 Days 2095 Days	736 Days 1111 Days 2042 Days

570 total progeny records from 75 contemporary groups

( 6,508 herdmate records from 73 contemporary groups)

174 progeny ( 1,518 herdmates) born to heifers
112 progeny ( 1,531 herdmates) born to 2nd parity dam
284 progeny ( 3,459 herdmates) born to ≥3rd parity dam
38.6% progeny (45.4% herdmates) were males
Dam Info