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 5.6% 2.5%	91% ( V High) 93% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	91% 93%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.0%	77%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.4%	77%
Sep 2025	Birth Weight (Expected progeny birth weight)	38.6 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	38.8 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-4.11 days	98%
May 2025	Gestation (Days between conception and birth)	-4.08 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.67	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.68	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	80%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.71%	80%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.6% 2.5%	91% ( V High) 93% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.7% 2.5%	91% 93%
Sep 2025	Birth Size	14.0%	77%
May 2025	Birth Size	14.4%	77%
Sep 2025	Birth Weight	38.6 kg	89%
May 2025	Birth Weight	38.8 kg	89%
Sep 2025	Gest	-4.11 days	98%
May 2025	Gest	-4.08 days	98%
Sep 2025	Mort	0.67	98%
May 2025	Mort	0.68	98%
Sep 2025	Maternal Calving Difficulty	4.69%	80%
May 2025	Maternal Calving Difficulty	4.71%	80%

403 total progeny records from 89 dairy contemporary groups

( 9,477 herdmate records from 89 dairy contemporary groups)

105 progeny ( 1,137 herdmates) born to heifers
98 progeny ( 2,140 herdmates) born to 2nd parity dam
200 progeny ( 6,200 herdmates) born to ≥3rd parity dam
22.1% progeny (44.4% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 64.0%, FR: 19.9%, JE: 13.4%, NR: 0.9%, OTHER: 0.7%	HO: 60.3%, FR: 20.1%, JE: 16.5%, NR: 0.9%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.4% 2.4%	6% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	727 Days 1097 Days 2034 Days	734 Days 1105 Days 2079 Days

8 total progeny records from 3 contemporary groups

( 108 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 71.7%, FR: 20.8%, JE: 6.0%, NR: 0.5%, OTHER: 0.0%	HO: 65.0%, FR: 20.9%, JE: 12.8%, NR: 0.5%, OTHER: 0.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	20.7% 19.7% 18.6%	19.4% 20.1% 18.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.3kg 40.5kg 40.5kg	39.9kg 39.9kg 40.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1085 Days 2059 Days	734 Days 1105 Days 2073 Days

26 total progeny records from 7 contemporary groups

( 697 herdmate records from 7 contemporary groups)