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 7.4% 2.7%	98% ( 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 7.4% 2.7%	98% 99%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	20.9%	98%
May 2025	Birth Size (Progeny expected to be born large or extra large)	20.8%	98%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.7 kg	97%
May 2025	Birth Weight (Expected progeny birth weight)	41.8 kg	97%
Sep 2025	Gestation (Days between conception and birth)	-4.14 days	99%
May 2025	Gestation (Days between conception and birth)	-4.15 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.33	99%
May 2025	Mortality (Calves dead at or soon after birth)	0.29	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.45%	98%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.50%	98%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.4% 2.7%	98% ( V High) 99% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.4% 2.7%	98% 99%
Sep 2025	Birth Size	20.9%	98%
May 2025	Birth Size	20.8%	98%
Sep 2025	Birth Weight	41.7 kg	97%
May 2025	Birth Weight	41.8 kg	97%
Sep 2025	Gest	-4.14 days	99%
May 2025	Gest	-4.15 days	99%
Sep 2025	Mort	0.33	99%
May 2025	Mort	0.29	99%
Sep 2025	Maternal Calving Difficulty	4.45%	98%
May 2025	Maternal Calving Difficulty	4.50%	98%

3,615 total progeny records from 924 dairy contemporary groups

( 52,505 herdmate records from 923 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 74.1%, FR: 19.9%, JE: 2.7%, NR: 0.5%, OTHER: 1.1%	HO: 73.1%, FR: 19.8%, JE: 3.2%, NR: 0.7%, OTHER: 1.4%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.6% 2.6% 2.6%	6.4% 2.6% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	743 Days 1114 Days 2099 Days	746 Days 1125 Days 2185 Days

271 total progeny records from 85 contemporary groups

( 4,906 herdmate records from 85 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 77.2%, FR: 18.5%, JE: 1.6%, NR: 0.7%, OTHER: 0.5%	HO: 73.9%, FR: 19.9%, JE: 2.3%, NR: 0.9%, OTHER: 1.1%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 19.1% 19.6%	18.9% 19.3% 19.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.9kg 41.1kg 41.2kg	41.1kg 41kg 41.1kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	738 Days 1104 Days 2110 Days	755 Days 1126 Days 2209 Days

156 total progeny records from 31 contemporary groups

( 2,722 herdmate records from 31 contemporary groups)