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 6.5% 2.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.3%	97% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	18.2%	91%
May 2025	Birth Size (Progeny expected to be born large or extra large)	18.0%	91%
Sep 2025	Birth Weight (Expected progeny birth weight)	40.5 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	40.6 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-2.40 days	99%
May 2025	Gestation (Days between conception and birth)	-2.42 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)	-0.27	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.74%	99%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.71%	99%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.3%	97% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.4% 2.3%	97% 99%
Sep 2025	Birth Size	18.2%	91%
May 2025	Birth Size	18.0%	91%
Sep 2025	Birth Weight	40.5 kg	97%
May 2025	Birth Weight	40.6 kg	97%
Sep 2025	Gest	-2.40 days	99%
May 2025	Gest	-2.42 days	99%
Sep 2025	Mort	-0.20	99%
May 2025	Mort	-0.27	99%
Sep 2025	Maternal Calving Difficulty	5.74%	99%
May 2025	Maternal Calving Difficulty	5.71%	99%

3,114 total progeny records from 615 dairy contemporary groups

( 29,933 herdmate records from 611 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 66.6%, FR: 19.5%, JE: 5.4%, NR: 0.9%, OTHER: 2.9%	HO: 64.2%, FR: 20.4%, JE: 5.6%, NR: 1.3%, OTHER: 3.7%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.7% 2.9%	6.7% 2.7% 2.9%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	798 Days 1119 Days 2101 Days	753 Days 1123 Days 2135 Days

3 total progeny records from 2 contemporary groups

( 105 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.8%, FR: 26.3%, JE: 1.0%, NR: 0.1%, OTHER: 0.8%	HO: 61.4%, FR: 27.5%, JE: 2.9%, NR: 0.5%, OTHER: 3.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0% 0% 18.5%	0% 0% 21.7%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	41.2kg 41.5kg 41.7kg	40.9kg 41.2kg 41.7kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	716 Days 1107 Days 2209 Days	735 Days 1122 Days 2209 Days

122 total progeny records from 21 contemporary groups

( 1,441 herdmate records from 21 contemporary groups)