Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 11.80
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -9.85 -0.441 4.35
Fertility Sub Index 4.10
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 2.05
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.22 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 20.97

* Based on an €80/tonne carbon price