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 4.28
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -0.55 -0.375 0.21
Prot (kg) -5.99 -0.441 2.64
Fertility Sub Index -13.14
Calving Interval (days) 7.04 -1.459 -10.27
Survival (%) -2.57 1.117 -2.87
Calving Sub Index -0.12
Gestation Length (days) 0.13 -0.919 -0.12
Beef Sub Index 0.54
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.20 -0.432 -0.52
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index -5.22

* Based on an €80/tonne carbon price