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 6.7% 2.9%	84% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.9% 2.9%	83% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.9%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.2%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.5 kg	93%
May 2025	Birth Weight (Expected progeny birth weight)	41.6 kg	92%
Sep 2025	Gestation (Days between conception and birth)	-4.75 days	99%
May 2025	Gestation (Days between conception and birth)	-4.75 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.01	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.00	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.87%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.82%	86%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.7% 2.9%	84% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 6.9% 2.9%	83% 96%
Sep 2025	Birth Size	20.9%	91%
May 2025	Birth Size	21.2%	91%
Sep 2025	Birth Weight	41.5 kg	93%
May 2025	Birth Weight	41.6 kg	92%
Sep 2025	Gest	-4.75 days	99%
May 2025	Gest	-4.75 days	99%
Sep 2025	Mort	-0.01	99%
May 2025	Mort	0.00	99%
Sep 2025	Maternal Calving Difficulty	4.87%	87%
May 2025	Maternal Calving Difficulty	4.82%	86%

1,025 total progeny records from 304 dairy contemporary groups

( 25,472 herdmate records from 304 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 70.8%, FR: 21.1%, JE: 5.1%, NR: 0.7%, OTHER: 0.8%	HO: 70.2%, FR: 21.0%, JE: 5.3%, NR: 0.8%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.5% 2.5% 2.5%	6.4% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	747 Days 1107 Days 2168 Days	766 Days 1115 Days 2191 Days

50 total progeny records from 15 contemporary groups

( 1,405 herdmate records from 15 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.2%, FR: 23.0%, JE: 2.8%, NR: 1.2%, OTHER: 1.7%	HO: 69.6%, FR: 24.1%, JE: 3.2%, NR: 0.9%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	23.7% 18.4% 19%	19% 18.9% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.4kg 40.8kg 40.5kg	40.6kg 40.8kg 40.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	733 Days 1100 Days 2205 Days	747 Days 1108 Days 2216 Days

47 total progeny records from 12 contemporary groups

( 1,674 herdmate records from 12 contemporary groups)