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 13.48
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -14.79 -0.375 5.54
Prot (kg) -12.46 -0.441 5.50
Fertility Sub Index 2.95
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) -1.00 1.117 -1.12
Calving Sub Index 1.16
Gestation Length (days) -1.26 -0.919 1.16
Beef Sub Index 1.69
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -2.46 -0.432 1.06
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 20.38

* Based on an €80/tonne carbon price