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 8.40
Milk (kg) -297.00 -0.014 4.16
Fat (kg) -6.07 -0.375 2.27
Prot (kg) -4.45 -0.441 1.96
Fertility Sub Index 10.89
Calving Interval (days) -5.74 -1.459 8.37
Survival (%) 2.25 1.117 2.51
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.45
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -1.41 -0.432 0.61
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 25.38

* Based on an €80/tonne carbon price