Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 10.21
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -11.42 -0.375 4.28
Prot (kg) -9.67 -0.441 4.27
Fertility Sub Index 2.19
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) -0.22 1.117 -0.25
Calving Sub Index 0.98
Gestation Length (days) -1.07 -0.919 0.98
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 16.13

* Based on an €80/tonne carbon price