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 8.2% 3.3%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.3%	96% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.4%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.2%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	42.5 kg	87%
May 2025	Birth Weight (Expected progeny birth weight)	42.6 kg	87%
Sep 2025	Gestation (Days between conception and birth)	-2.35 days	98%
May 2025	Gestation (Days between conception and birth)	-2.35 days	98%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.25	98%
May 2025	Mortality (Calves dead at or soon after birth)	0.17	98%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.07%	92%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.08%	92%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Moderate 8.2% 3.3%	96% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 8.3% 3.3%	96% 97%
Sep 2025	Birth Size	22.4%	91%
May 2025	Birth Size	22.2%	91%
Sep 2025	Birth Weight	42.5 kg	87%
May 2025	Birth Weight	42.6 kg	87%
Sep 2025	Gest	-2.35 days	98%
May 2025	Gest	-2.35 days	98%
Sep 2025	Mort	0.25	98%
May 2025	Mort	0.17	98%
Sep 2025	Maternal Calving Difficulty	5.07%	92%
May 2025	Maternal Calving Difficulty	5.08%	92%

494 total progeny records from 173 dairy contemporary groups

( 4,395 herdmate records from 170 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 90.1%, FR: 7.9%, JE: 0.2%, NR: 0.0%, OTHER: 0.5%	HO: 90.1%, FR: 7.3%, JE: 0.7%, NR: 0.1%, OTHER: 0.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.4% 3.1% 3.2%	7.5% 3.1% 3.1%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	811 Days 1222 Days 2220 Days	799 Days 1215 Days 2204 Days

30 total progeny records from 10 contemporary groups

( 315 herdmate records from 10 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 82.2%, FR: 10.0%, JE: 0.0%, NR: 0.0%, OTHER: 5.8%	HO: 78.3%, FR: 7.1%, JE: 0.0%, NR: 0.0%, OTHER: 2.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	22.6% 23.5% 20.3%	21.4% 22.2% 21.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 41.6kg 40.5kg	41.8kg 41.6kg 41.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1116 Days 2296 Days	791 Days 1172 Days 2121 Days

15 total progeny records from 5 contemporary groups

( 87 herdmate records from 5 contemporary groups)