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 6.0% 2.4%	87% ( V High) 96% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.4%	87% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	19.9%	93%
May 2025	Birth Size (Progeny expected to be born large or extra large)	19.9%	93%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.0 kg	67%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	66%
Sep 2025	Gestation (Days between conception and birth)	-4.39 days	99%
May 2025	Gestation (Days between conception and birth)	-4.38 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.83	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.78	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.70%	88%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.69%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.4%	87% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.0% 2.4%	87% 96%
Sep 2025	Birth Size	19.9%	93%
May 2025	Birth Size	19.9%	93%
Sep 2025	Birth Weight	41.0 kg	67%
May 2025	Birth Weight	41.2 kg	66%
Sep 2025	Gest	-4.39 days	99%
May 2025	Gest	-4.38 days	99%
Sep 2025	Mort	-0.83	99%
May 2025	Mort	-0.78	99%
Sep 2025	Maternal Calving Difficulty	4.70%	88%
May 2025	Maternal Calving Difficulty	4.69%	87%

833 total progeny records from 167 dairy contemporary groups

( 8,791 herdmate records from 167 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 51.3%, FR: 44.2%, JE: 0.7%, NR: 0.3%, OTHER: 0.8%	HO: 51.1%, FR: 43.6%, JE: 1.0%, NR: 0.4%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.7% 2.7% 2.7%	6.4% 2.7% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	755 Days 1131 Days 2251 Days	757 Days 1128 Days 2256 Days

67 total progeny records from 11 contemporary groups

( 681 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 52.2%, FR: 42.0%, JE: 0.7%, NR: 0.7%, OTHER: 0.5%	HO: 53.6%, FR: 40.0%, JE: 0.6%, NR: 1.0%, OTHER: 1.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.7% 20.3% 19.1%	18.9% 19.5% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 40.3kg 40.2kg	0kg 41.3kg 41.2kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	695 Days 1104 Days 2164 Days	740 Days 1109 Days 2284 Days

2 total progeny records from 2 contemporary groups

( 118 herdmate records from 2 contemporary groups)