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 7.22
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -5.71 -0.375 2.14
Prot (kg) -8.50 -0.441 3.75
Fertility Sub Index -5.38
Calving Interval (days) 2.75 -1.459 -4.01
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index -0.37
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index 1.27

* Based on an €80/tonne carbon price