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	High 13.2% 5.4%	66% ( High) 85% ( V High)
May 2025	Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4) Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 13.4% 5.5%	66% 85%
Sep 2025	Birth Size (Progeny expected to be born large or extra large)	33.6%	79%
May 2025	Birth Size (Progeny expected to be born large or extra large)	32.7%	80%
Sep 2025	Birth Weight (Expected progeny birth weight)	45.1 kg	49%
May 2025	Birth Weight (Expected progeny birth weight)	45.2 kg	49%
Sep 2025	Gestation (Days between conception and birth)	0.85 days	94%
May 2025	Gestation (Days between conception and birth)	0.81 days	94%
Sep 2025	Mortality (Calves dead at or soon after birth)	0.09	94%
May 2025	Mortality (Calves dead at or soon after birth)	-0.08	94%
Sep 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.31%	76%
May 2025	Maternal Calving Difficulty (Births Requiring Considerable Assistance; % 3 & 4)	3.33%	75%

Date of Evaluation	Trait	PTA	Rel. %
Sep 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 13.2% 5.4%	66% ( High) 85% ( V High)
May 2025	Calving Difficulty Risk of Dairy Calving Difficulty: Dairy Heifers Dairy Cows	High 13.4% 5.5%	66% 85%
Sep 2025	Birth Size	33.6%	79%
May 2025	Birth Size	32.7%	80%
Sep 2025	Birth Weight	45.1 kg	49%
May 2025	Birth Weight	45.2 kg	49%
Sep 2025	Gest	0.85 days	94%
May 2025	Gest	0.81 days	94%
Sep 2025	Mort	0.09	94%
May 2025	Mort	-0.08	94%
Sep 2025	Maternal Calving Difficulty	3.31%	76%
May 2025	Maternal Calving Difficulty	3.33%	75%

127 total progeny records from 38 dairy contemporary groups

( 1,645 herdmate records from 38 dairy contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 16.0%, FR: 4.7%, JE: 0.2%, NR: 0.4%, OTHER: 76.7%	HO: 35.6%, FR: 14.7%, JE: 1.1%, NR: 0.7%, OTHER: 45.2%
Average Calving Difficulty PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	8.2% 4% 3.9%	9.4% 3.3% 3.3%
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	1027 Days 1158 Days 2130 Days	747 Days 1146 Days 2192 Days

8 total progeny records from 2 contemporary groups

( 285 herdmate records from 2 contemporary groups)

	Dams	Herdmates of Dams
Breed Fraction	HO: 3.8%, FR: 0.3%, JE: 0.0%, NR: 0.0%, OTHER: 85.6%	HO: 51.9%, FR: 19.5%, JE: 3.1%, NR: 0.2%, OTHER: 19.3%
Average Birth Size PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	23% 24.8% 27.1%	21.1% 20.8% 21.8%
Average Birth Weight PTA 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	0kg 0kg 43.3kg	0kg 0kg 41.8kg
Average Age at Calving 1st Parity Dam 2nd Parity Dam 3rd Parity Dam	735 Days 1090 Days 2029 Days	749 Days 1122 Days 2010 Days

2 total progeny records from 2 contemporary groups

( 76 herdmate records from 2 contemporary groups)