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 17.09
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -18.89 -0.375 7.08
Prot (kg) -12.41 -0.441 5.48
Fertility Sub Index -1.11
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -0.54 1.117 -0.60
Calving Sub Index -1.19
Gestation Length (days) 1.30 -0.919 -1.19
Beef Sub Index -4.19
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 11.02

* Based on an €80/tonne carbon price