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 3.2% 1.8%	78% ( High) 81% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.3% 1.8%	76% 81%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	0.9%	70%
May 2025	Birth Size (Progeny expected to be born large or extra large)	0.5%	69%
Sep 2025	Birth Weight (Expected progeny birth weight)	34.0 kg	85%
May 2025	Birth Weight (Expected progeny birth weight)	34.2 kg	82%
Sep 2025	Gestation (Days between conception and birth)	-4.14 days	91%
May 2025	Gestation (Days between conception and birth)	-4.11 days	91%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.36	91%
May 2025	Mortality (Calves dead at or soon after birth)	-0.49	91%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.48%	68%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.45%	67%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.2% 1.8%	78% ( High) 81% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 3.3% 1.8%	76% 81%
Sep 2025	Birth Size	0.9%	70%
May 2025	Birth Size	0.5%	69%
Sep 2025	Birth Weight	34.0 kg	85%
May 2025	Birth Weight	34.2 kg	82%
Sep 2025	Gest	-4.14 days	91%
May 2025	Gest	-4.11 days	91%
Sep 2025	Mort	-0.36	91%
May 2025	Mort	-0.49	91%
Sep 2025	Maternal Calving Difficulty	5.48%	68%
May 2025	Maternal Calving Difficulty	5.45%	67%

69 total progeny records from 25 dairy contemporary groups

( 4,083 herdmate records from 25 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 60.7%, FR: 17.9%, JE: 19.2%, NR: 0.5%, OTHER: 0.6%	HO: 55.9%, FR: 17.3%, JE: 23.3%, NR: 1.3%, OTHER: 1.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.4% 2.4% 2.4%	5.4% 2.3% 2.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1098 Days 2238 Days	730 Days 1115 Days 2169 Days

4 total progeny records from 3 contemporary groups

( 202 herdmate records from 3 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 62.3%, FR: 21.9%, JE: 14.9%, NR: 0.0%, OTHER: 0.2%	HO: 61.7%, FR: 19.5%, JE: 17.3%, NR: 0.0%, OTHER: 0.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 17.2%	0% 0% 19.3%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 39.5kg 40kg	39.7kg 39.3kg 39.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	742 Days 1073 Days 1762 Days	729 Days 1110 Days 2146 Days

9 total progeny records from 3 contemporary groups

( 603 herdmate records from 3 contemporary groups)