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 6.6% 2.6%	93% ( 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 6.5% 2.6%	93% 98%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	17.8%	95%
May 2025	Birth Size (Progeny expected to be born large or extra large)	17.9%	95%
Sep 2025	Birth Weight (Expected progeny birth weight)	39.8 kg	91%
May 2025	Birth Weight (Expected progeny birth weight)	39.6 kg	90%
Sep 2025	Gestation (Days between conception and birth)	-6.16 days	99%
May 2025	Gestation (Days between conception and birth)	-6.10 days	99%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.07	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)	4.93%	87%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	4.85%	87%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.6% 2.6%	93% ( V High) 98% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	Low 6.5% 2.6%	93% 98%
Sep 2025	Birth Size	17.8%	95%
May 2025	Birth Size	17.9%	95%
Sep 2025	Birth Weight	39.8 kg	91%
May 2025	Birth Weight	39.6 kg	90%
Sep 2025	Gest	-6.16 days	99%
May 2025	Gest	-6.10 days	99%
Sep 2025	Mort	0.07	99%
May 2025	Mort	0.14	99%
Sep 2025	Maternal Calving Difficulty	4.93%	87%
May 2025	Maternal Calving Difficulty	4.85%	87%

2,004 total progeny records from 444 dairy contemporary groups

( 43,537 herdmate records from 444 dairy contemporary groups)

240 progeny ( 2,370 herdmates) born to heifers
513 progeny ( 10,392 herdmates) born to 2nd parity dam
1,251 progeny ( 30,775 herdmates) born to ≥3rd parity dam
32.8% progeny (46.9% herdmates) were males
Dam Info

	Dams	Herdmates of Dams
Breed Fraction	HO: 67.7%, FR: 20.6%, JE: 8.4%, NR: 0.8%, OTHER: 1.1%	HO: 65.0%, FR: 20.7%, JE: 10.7%, NR: 0.8%, OTHER: 1.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	6.1% 2.5% 2.5%	6.2% 2.5% 2.5%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	732 Days 1099 Days 2096 Days	743 Days 1112 Days 2187 Days

115 total progeny records from 32 contemporary groups

( 2,422 herdmate records from 32 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 68.2%, FR: 21.2%, JE: 6.9%, NR: 0.3%, OTHER: 1.5%	HO: 67.4%, FR: 22.9%, JE: 6.6%, NR: 0.4%, OTHER: 0.9%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	19.7% 18.5% 18.6%	17.7% 18.7% 18.5%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	42kg 40.1kg 40.1kg	40kg 40.4kg 40.3kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	773 Days 1094 Days 2032 Days	758 Days 1118 Days 2192 Days

57 total progeny records from 13 contemporary groups

( 1,672 herdmate records from 13 contemporary groups)