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 6.6% 2.6%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	92% 95%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.0%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.1%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	88%
May 2025	Birth Weight (Expected progeny birth weight)	40.7 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-3.39 days	99%
May 2025	Gestation (Days between conception and birth)	-3.37 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)	-0.07	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.33%	91%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.26%	91%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	92% ( V High) 95% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	92% 95%
Sep 2025	Birth Size	17.0%	87%
May 2025	Birth Size	17.1%	87%
Sep 2025	Birth Weight	40.5 kg	88%
May 2025	Birth Weight	40.7 kg	89%
Sep 2025	Gest	-3.39 days	99%
May 2025	Gest	-3.37 days	99%
Sep 2025	Mort	0.01	99%
May 2025	Mort	-0.07	99%
Sep 2025	Maternal Calving Difficulty	5.33%	91%
May 2025	Maternal Calving Difficulty	5.26%	91%

563 total progeny records from 85 dairy contemporary groups

( 10,735 herdmate records from 85 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 55.8%, FR: 18.8%, JE: 19.9%, NR: 1.5%, OTHER: 1.8%	HO: 56.2%, FR: 19.9%, JE: 18.6%, NR: 1.4%, OTHER: 1.9%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.9% 2.3% 2.3%	6% 2.4% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	731 Days 1100 Days 2105 Days	746 Days 1108 Days 2135 Days

19 total progeny records from 6 contemporary groups

( 854 herdmate records from 6 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 57.2%, FR: 16.1%, JE: 23.4%, NR: 0.9%, OTHER: 1.3%	HO: 63.2%, FR: 22.0%, JE: 11.6%, NR: 0.6%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 19.9% 14.9%	0% 18% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 37.7kg 38.8kg	0kg 39.8kg 39.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1082 Days 2323 Days	0 Days 1109 Days 2140 Days

13 total progeny records from 3 contemporary groups

( 469 herdmate records from 3 contemporary groups)