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 1.34
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) -0.44 -0.375 0.16
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -1.94
Calving Interval (days) 0.89 -1.459 -1.30
Survival (%) -0.57 1.117 -0.64
Calving Sub Index 0.02
Gestation Length (days) -0.02 -0.919 0.02
Beef Sub Index -0.92
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 1.17

* Based on an €80/tonne carbon price