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 38.22
Milk (kg) -854.00 -0.014 11.96
Fat (kg) -32.87 -0.375 12.31
Prot (kg) -31.62 -0.441 13.96
Fertility Sub Index -4.16
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.14
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 33.98

* Based on an €80/tonne carbon price