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 13.10
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -11.94 -0.375 4.47
Prot (kg) -12.47 -0.441 5.50
Fertility Sub Index -4.24
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) -1.63 1.117 -1.82
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -0.26
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -3.86
Live WT (kg) 12.60 -0.307 -3.86
Total Carbon Sub Index 4.53

* Based on an €80/tonne carbon price