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 6.3% 2.4%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.5%	96% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	21.2%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	21.2%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	95%
May 2025	Birth Weight (Expected progeny birth weight)	40.3 kg	95%
Sep 2025	Gestation (Days between conception and birth)	-4.64 days	99%
May 2025	Gestation (Days between conception and birth)	-4.65 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.20	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.14	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.60%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.52%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.3% 2.4%	96% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.5%	96% 98%
Sep 2025	Birth Size	21.2%	96%
May 2025	Birth Size	21.2%	96%
Sep 2025	Birth Weight	40.3 kg	95%
May 2025	Birth Weight	40.3 kg	95%
Sep 2025	Gest	-4.64 days	99%
May 2025	Gest	-4.65 days	99%
Sep 2025	Mort	0.20	99%
May 2025	Mort	0.14	99%
Sep 2025	Maternal Calving Difficulty	4.60%	96%
May 2025	Maternal Calving Difficulty	4.52%	96%

2,477 total progeny records from 277 dairy contemporary groups

( 36,459 herdmate records from 275 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 53.8%, FR: 19.0%, JE: 22.7%, NR: 1.4%, OTHER: 1.5%	HO: 54.6%, FR: 21.2%, JE: 19.5%, NR: 1.8%, OTHER: 1.5%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	5.6% 2.3% 2.4%	5.7% 2.3% 2.4%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	725 Days 1105 Days 2117 Days	732 Days 1109 Days 2162 Days

107 total progeny records from 17 contemporary groups

( 1,476 herdmate records from 17 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 59.3%, FR: 18.3%, JE: 16.9%, NR: 0.2%, OTHER: 1.9%	HO: 58.7%, FR: 18.6%, JE: 18.0%, NR: 0.9%, OTHER: 0.8%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.8% 18.8% 18.4%	16.6% 17% 16.9%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.1kg 39.2kg 39.7kg	39.3kg 39.5kg 39.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	723 Days 1177 Days 2194 Days	742 Days 1126 Days 2175 Days

94 total progeny records from 16 contemporary groups

( 2,190 herdmate records from 16 contemporary groups)