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 3.03
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -0.97 -0.375 0.36
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index -11.81
Calving Interval (days) 6.07 -1.459 -8.86
Survival (%) -2.64 1.117 -2.95
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -1.48
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index -1.75
Live WT (kg) 5.70 -0.307 -1.75
Total Carbon Sub Index -12.03

* Based on an €80/tonne carbon price