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 12.67
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -13.63 -0.375 5.11
Prot (kg) -11.96 -0.441 5.28
Fertility Sub Index -0.94
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.50 1.117 -0.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.23
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index -1.50
Live WT (kg) 4.90 -0.307 -1.50
Total Carbon Sub Index 9.90

* Based on an €80/tonne carbon price