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 6.0% 2.4%	75% ( High) 92% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.3%	75% 91%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	16.8%	69%
May 2025	Birth Size (Progeny expected to be born large or extra large)	16.3%	69%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.0 kg	67%
May 2025	Birth Weight (Expected progeny birth weight)	40.1 kg	68%
Sep 2025	Gestation (Days between conception and birth)	-4.98 days	97%
May 2025	Gestation (Days between conception and birth)	-4.94 days	97%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.35	97%
May 2025	Mortality (Calves dead at or soon after birth)	-0.31	97%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.93%	77%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.79%	76%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.4%	75% ( High) 92% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 5.8% 2.3%	75% 91%
Sep 2025	Birth Size	16.8%	69%
May 2025	Birth Size	16.3%	69%
Sep 2025	Birth Weight	40.0 kg	67%
May 2025	Birth Weight	40.1 kg	68%
Sep 2025	Gest	-4.98 days	97%
May 2025	Gest	-4.94 days	97%
Sep 2025	Mort	-0.35	97%
May 2025	Mort	-0.31	97%
Sep 2025	Maternal Calving Difficulty	4.93%	77%
May 2025	Maternal Calving Difficulty	4.79%	76%

257 total progeny records from 45 dairy contemporary groups

( 5,274 herdmate records from 45 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.3%, FR: 20.7%, JE: 10.4%, NR: 0.2%, OTHER: 0.4%	HO: 65.3%, FR: 20.2%, JE: 12.5%, NR: 0.4%, OTHER: 0.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.4% 2.4%	5.8% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	730 Days 1104 Days 2004 Days	729 Days 1105 Days 2180 Days

1 total progeny records from 1 contemporary groups

( 3 herdmate records from 1 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.8%, FR: 24.0%, JE: 2.1%, NR: 0.0%, OTHER: 0.0%	HO: 62.5%, FR: 18.9%, JE: 17.0%, NR: 0.2%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 20.6% 0%	0% 15.1% 0%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 0kg 41.3kg	39.5kg 0kg 39.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	713 Days 1135 Days 2066 Days	736 Days 1130 Days 1762 Days

2 total progeny records from 2 contemporary groups

( 231 herdmate records from 2 contemporary groups)