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 4.51
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -4.30 -0.375 1.61
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index -9.44
Calving Interval (days) 4.32 -1.459 -6.30
Survival (%) -2.81 1.117 -3.14
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.14
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -6.81

* Based on an €80/tonne carbon price