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 8.97
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -11.25 -0.375 4.21
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index 1.97
Calving Interval (days) -0.97 -1.459 1.42
Survival (%) 0.50 1.117 0.56
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.30
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 0.79 -0.432 -0.34
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 23.16

* Based on an €80/tonne carbon price