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 12.14
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -11.31 -0.375 4.24
Prot (kg) -11.67 -0.441 5.15
Fertility Sub Index -4.35
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.05
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.57 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 9.39

* Based on an €80/tonne carbon price