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%	82% ( V High) 85% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 2.0%	82% 83%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	2.6%	80%
May 2025	Birth Size (Progeny expected to be born large or extra large)	1.4%	79%
Sep 2025	Birth Weight (Expected progeny birth weight)	35.0 kg	84%
May 2025	Birth Weight (Expected progeny birth weight)	35.3 kg	84%
Sep 2025	Gestation (Days between conception and birth)	-2.43 days	94%
May 2025	Gestation (Days between conception and birth)	-2.34 days	94%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.03	94%
May 2025	Mortality (Calves dead at or soon after birth)	0.09	94%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.72%	69%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.64%	68%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.4% 2.1%	82% ( V High) 85% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.2% 2.0%	82% 83%
Sep 2025	Birth Size	2.6%	80%
May 2025	Birth Size	1.4%	79%
Sep 2025	Birth Weight	35.0 kg	84%
May 2025	Birth Weight	35.3 kg	84%
Sep 2025	Gest	-2.43 days	94%
May 2025	Gest	-2.34 days	94%
Sep 2025	Mort	0.03	94%
May 2025	Mort	0.09	94%
Sep 2025	Maternal Calving Difficulty	4.72%	69%
May 2025	Maternal Calving Difficulty	4.64%	68%

130 total progeny records from 38 dairy contemporary groups

( 5,991 herdmate records from 38 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 58.8%, FR: 17.2%, JE: 14.5%, NR: 2.0%, OTHER: 1.9%	HO: 54.9%, FR: 17.0%, JE: 24.1%, NR: 1.1%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6% 2.4% 2.5%	5.7% 2.4% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1111 Days 2322 Days	732 Days 1108 Days 2192 Days

15 total progeny records from 2 contemporary groups

( 320 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.6%, FR: 16.8%, JE: 11.7%, NR: 0.8%, OTHER: 0.8%	HO: 54.8%, FR: 17.7%, JE: 23.9%, NR: 0.7%, OTHER: 0.6%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.7% 20.1% 19%	15% 15.2% 15.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.8kg 0kg 40kg	39.1kg 0kg 39.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1101 Days 2282 Days	734 Days 1107 Days 2074 Days

17 total progeny records from 6 contemporary groups

( 1,254 herdmate records from 6 contemporary groups)