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	Moderate 7.7% 3.3%	85% ( V High) 94% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.3%	86% 94%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.3%	86%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.0%	86%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.9 kg	89%
May 2025	Birth Weight (Expected progeny birth weight)	43.0 kg	89%
Sep 2025	Gestation (Days between conception and birth)	-0.85 days	96%
May 2025	Gestation (Days between conception and birth)	-0.80 days	96%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.01	96%
May 2025	Mortality (Calves dead at or soon after birth)	-0.06	96%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.49%	86%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.43%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.3%	85% ( V High) 94% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 7.7% 3.3%	86% 94%
Sep 2025	Birth Size	23.3%	86%
May 2025	Birth Size	23.0%	86%
Sep 2025	Birth Weight	42.9 kg	89%
May 2025	Birth Weight	43.0 kg	89%
Sep 2025	Gest	-0.85 days	96%
May 2025	Gest	-0.80 days	96%
Sep 2025	Mort	-0.01	96%
May 2025	Mort	-0.06	96%
Sep 2025	Maternal Calving Difficulty	4.49%	86%
May 2025	Maternal Calving Difficulty	4.43%	87%

261 total progeny records from 71 dairy contemporary groups

( 3,177 herdmate records from 71 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 87.6%, FR: 9.0%, JE: 0.8%, NR: 0.3%, OTHER: 1.3%	HO: 83.1%, FR: 11.0%, JE: 1.4%, NR: 0.2%, OTHER: 2.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.1% 2.7% 2.9%	6.8% 2.8% 2.8%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	772 Days 1188 Days 2227 Days	762 Days 1179 Days 2174 Days

24 total progeny records from 7 contemporary groups

( 419 herdmate records from 7 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 89.0%, FR: 8.4%, JE: 0.0%, NR: 0.5%, OTHER: 0.5%	HO: 87.0%, FR: 8.7%, JE: 0.0%, NR: 0.6%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	27.6% 19.1% 21.9%	19.1% 21.2% 21.4%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 42kg 41.9kg	0kg 42.2kg 42.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	931 Days 1167 Days 2369 Days	793 Days 1251 Days 2228 Days

22 total progeny records from 4 contemporary groups

( 331 herdmate records from 4 contemporary groups)