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 7.1% 2.6%	94% ( 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 7.2% 2.7%	94% 97%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	23.3%	96%
May 2025	Birth Size (Progeny expected to be born large or extra large)	23.4%	96%
Sep 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	94%
May 2025	Birth Weight (Expected progeny birth weight)	41.4 kg	94%
Sep 2025	Gestation (Days between conception and birth)	-4.76 days	99%
May 2025	Gestation (Days between conception and birth)	-4.77 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	-0.58	99%
May 2025	Mortality (Calves dead at or soon after birth)	-0.60	99%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.47%	95%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	5.35%	94%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.1% 2.6%	94% ( V High) 97% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 7.2% 2.7%	94% 97%
Sep 2025	Birth Size	23.3%	96%
May 2025	Birth Size	23.4%	96%
Sep 2025	Birth Weight	41.4 kg	94%
May 2025	Birth Weight	41.4 kg	94%
Sep 2025	Gest	-4.76 days	99%
May 2025	Gest	-4.77 days	99%
Sep 2025	Mort	-0.58	99%
May 2025	Mort	-0.60	99%
Sep 2025	Maternal Calving Difficulty	5.47%	95%
May 2025	Maternal Calving Difficulty	5.35%	94%

1,325 total progeny records from 322 dairy contemporary groups

( 26,554 herdmate records from 322 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 73.0%, FR: 19.3%, JE: 4.3%, NR: 0.8%, OTHER: 1.3%	HO: 71.3%, FR: 20.0%, JE: 5.1%, NR: 0.7%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.4% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	739 Days 1107 Days 2089 Days	741 Days 1114 Days 2192 Days

121 total progeny records from 30 contemporary groups

( 2,462 herdmate records from 30 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 72.6%, FR: 19.7%, JE: 4.2%, NR: 1.0%, OTHER: 0.8%	HO: 72.4%, FR: 21.2%, JE: 2.8%, NR: 0.9%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	17.8% 17.7% 19.1%	18.9% 19% 19.2%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	40.2kg 39.3kg 40.7kg	40.6kg 40.5kg 40.9kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	729 Days 1112 Days 2078 Days	749 Days 1123 Days 2276 Days

53 total progeny records from 12 contemporary groups

( 1,039 herdmate records from 12 contemporary groups)