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 21.18
Milk (kg) -490.00 -0.014 6.86
Fat (kg) -18.09 -0.375 6.78
Prot (kg) -17.09 -0.441 7.54
Fertility Sub Index -6.47
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) -2.68 1.117 -2.99
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.19
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 19.29

* Based on an €80/tonne carbon price