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 7.3% 3.1%	94% ( 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 7.3% 3.1%	94% 96%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	22.8%	90%
May 2025	Birth Size (Progeny expected to be born large or extra large)	22.8%	90%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	73%
May 2025	Birth Weight (Expected progeny birth weight)	41.2 kg	74%
Sep 2025	Gestation (Days between conception and birth)	-4.81 days	99%
May 2025	Gestation (Days between conception and birth)	-4.81 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.76	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)	4.00%	90%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.09%	90%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 3.1%	94% ( V High) 96% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.3% 3.1%	94% 96%
Sep 2025	Birth Size	22.8%	90%
May 2025	Birth Size	22.8%	90%
Sep 2025	Birth Weight	41.2 kg	73%
May 2025	Birth Weight	41.2 kg	74%
Sep 2025	Gest	-4.81 days	99%
May 2025	Gest	-4.81 days	99%
Sep 2025	Mort	-0.76	99%
May 2025	Mort	-0.78	99%
Sep 2025	Maternal Calving Difficulty	4.00%	90%
May 2025	Maternal Calving Difficulty	4.09%	90%

731 total progeny records from 170 dairy contemporary groups

( 8,980 herdmate records from 168 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 84.6%, FR: 11.5%, JE: 0.3%, NR: 0.1%, OTHER: 1.8%	HO: 79.6%, FR: 15.0%, JE: 1.4%, NR: 0.3%, OTHER: 1.8%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	7.2% 2.9% 2.7%	7% 2.8% 2.7%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	772 Days 1132 Days 2117 Days	782 Days 1135 Days 2160 Days

38 total progeny records from 11 contemporary groups

( 1,790 herdmate records from 11 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 75.7%, FR: 22.3%, JE: 0.1%, NR: 0.0%, OTHER: 0.3%	HO: 63.5%, FR: 34.1%, JE: 0.2%, NR: 0.0%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	21.7% 20.1% 21%	20.8% 20.4% 20.6%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 0kg 40.9kg	41.2kg 0kg 41.4kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	726 Days 1095 Days 2026 Days	743 Days 1110 Days 2172 Days

4 total progeny records from 3 contemporary groups

( 91 herdmate records from 3 contemporary groups)