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 -1.19
Milk (kg) -68.00 -0.014 0.95
Fat (kg) 4.65 -0.375 -1.74
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index -2.18
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.25
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.29 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price