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 2.23
Milk (kg) 66.00 -0.014 -0.92
Fat (kg) 1.32 -0.375 -0.49
Prot (kg) -8.27 -0.441 3.65
Fertility Sub Index 2.23
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) 0.60 1.117 0.67
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.46
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 4.17

* Based on an €80/tonne carbon price