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 11.2% 4.2%	79% ( High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.0% 4.2%	77% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	26.5%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	25.8%	89%
Sep 2025	Birth Weight (Expected progeny birth weight)	43.8 kg	69%
May 2025	Birth Weight (Expected progeny birth weight)	43.8 kg	68%
Sep 2025	Gestation (Days between conception and birth)	1.28 days	99%
May 2025	Gestation (Days between conception and birth)	1.29 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.17	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.21	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.95%	88%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	2.82%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.2% 4.2%	79% ( High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 11.0% 4.2%	77% 96%
Sep 2025	Birth Size	26.5%	90%
May 2025	Birth Size	25.8%	89%
Sep 2025	Birth Weight	43.8 kg	69%
May 2025	Birth Weight	43.8 kg	68%
Sep 2025	Gest	1.28 days	99%
May 2025	Gest	1.29 days	99%
Sep 2025	Mort	-0.17	99%
May 2025	Mort	-0.21	99%
Sep 2025	Maternal Calving Difficulty	2.95%	88%
May 2025	Maternal Calving Difficulty	2.82%	87%

708 total progeny records from 239 dairy contemporary groups

( 11,712 herdmate records from 238 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.6%, FR: 16.5%, JE: 1.9%, NR: 1.6%, OTHER: 6.3%	HO: 66.7%, FR: 20.3%, JE: 2.6%, NR: 1.0%, OTHER: 3.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8% 3.3% 3%	7.5% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	814 Days 1157 Days 2293 Days	766 Days 1132 Days 2184 Days

38 total progeny records from 25 contemporary groups

( 704 herdmate records from 24 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.0%, FR: 17.0%, JE: 1.1%, NR: 0.4%, OTHER: 7.4%	HO: 72.1%, FR: 19.5%, JE: 1.9%, NR: 0.6%, OTHER: 2.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	30.6% 22.6% 22.3%	19.6% 19.5% 19.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 41.4kg	0kg 0kg 41.5kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1052 Days 1187 Days 2393 Days	763 Days 1124 Days 2219 Days

5 total progeny records from 4 contemporary groups

( 347 herdmate records from 4 contemporary groups)