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 -0.34
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 0.51 -0.375 -0.19
Prot (kg) 0.44 -0.441 -0.19
Fertility Sub Index -1.15
Calving Interval (days) 0.59 -1.459 -0.86
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.75
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.83 -0.432 1.22
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 11.48

* Based on an €80/tonne carbon price