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	High 10.0% 3.6%	92% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.1% 3.7%	92% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	24.8%	87%
May 2025	Birth Size (Progeny expected to be born large or extra large)	24.7%	87%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.1 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	43.2 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-1.85 days	99%
May 2025	Gestation (Days between conception and birth)	-1.83 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.54	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.33%	94%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.27%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.0% 3.6%	92% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 10.1% 3.7%	92% 98%
Sep 2025	Birth Size	24.8%	87%
May 2025	Birth Size	24.7%	87%
Sep 2025	Birth Weight	43.1 kg	90%
May 2025	Birth Weight	43.2 kg	89%
Sep 2025	Gest	-1.85 days	99%
May 2025	Gest	-1.83 days	99%
Sep 2025	Mort	-0.54	99%
May 2025	Mort	-0.60	99%
Sep 2025	Maternal Calving Difficulty	5.33%	94%
May 2025	Maternal Calving Difficulty	5.27%	94%

1,212 total progeny records from 136 dairy contemporary groups

( 13,723 herdmate records from 136 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 46.5%, FR: 22.1%, JE: 24.7%, NR: 2.7%, OTHER: 2.1%	HO: 52.9%, FR: 23.6%, JE: 17.2%, NR: 1.7%, OTHER: 2.3%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.4% 2.4%	5.8% 2.4% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	776 Days 1111 Days 2109 Days	735 Days 1117 Days 2121 Days

25 total progeny records from 4 contemporary groups

( 149 herdmate records from 4 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 39.6%, FR: 12.5%, JE: 25.3%, NR: 15.1%, OTHER: 4.8%	HO: 47.0%, FR: 17.6%, JE: 19.9%, NR: 9.4%, OTHER: 3.2%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 15.8% 19.2%	0% 17.4% 19.1%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 39.3kg 39.8kg	0kg 40.4kg 40kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0 Days 1079 Days 2125 Days	0 Days 1116 Days 2118 Days

45 total progeny records from 5 contemporary groups

( 448 herdmate records from 5 contemporary groups)