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 4.6% 2.0%	98% ( V High) 97% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.0%	98% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	14.7%	94%
May 2025	Birth Size (Progeny expected to be born large or extra large)	14.8%	94%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.5 kg	90%
May 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-4.19 days	99%
May 2025	Gestation (Days between conception and birth)	-4.21 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.10	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)	5.22%	96%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.21%	96%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.0%	98% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 4.6% 2.0%	98% 97%
Sep 2025	Birth Size	14.7%	94%
May 2025	Birth Size	14.8%	94%
Sep 2025	Birth Weight	39.5 kg	90%
May 2025	Birth Weight	39.6 kg	90%
Sep 2025	Gest	-4.19 days	99%
May 2025	Gest	-4.21 days	99%
Sep 2025	Mort	-0.10	99%
May 2025	Mort	-0.14	99%
Sep 2025	Maternal Calving Difficulty	5.22%	96%
May 2025	Maternal Calving Difficulty	5.21%	96%

1,370 total progeny records from 392 dairy contemporary groups

( 25,272 herdmate records from 388 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 20.8%, JE: 7.7%, NR: 0.8%, OTHER: 1.1%	HO: 65.2%, FR: 20.9%, JE: 8.6%, NR: 1.3%, OTHER: 2.0%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.2% 2.5% 2.6%	6.3% 2.5% 2.6%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	737 Days 1121 Days 2057 Days	740 Days 1119 Days 2104 Days

58 total progeny records from 17 contemporary groups

( 1,973 herdmate records from 17 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.6%, FR: 21.7%, JE: 5.2%, NR: 0.4%, OTHER: 2.5%	HO: 69.5%, FR: 20.4%, JE: 5.9%, NR: 0.4%, OTHER: 2.0%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19% 19.5% 19%	18.9% 18.3% 19%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	39.9kg 40.4kg 41.2kg	40.4kg 40.7kg 40.6kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	750 Days 1124 Days 1961 Days	737 Days 1125 Days 2114 Days

19 total progeny records from 7 contemporary groups

( 911 herdmate records from 7 contemporary groups)