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 5.49
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -3.61 -0.375 1.35
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index -0.44
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.01
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 15.51

* Based on an €80/tonne carbon price