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 7.51
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -9.89 -0.441 4.37
Fertility Sub Index 1.34
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.70 1.117 0.78
Calving Sub Index -0.36
Gestation Length (days) 0.39 -0.919 -0.36
Beef Sub Index -0.49
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 9.12

* Based on an €80/tonne carbon price