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 2.01
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -2.08 -0.375 0.78
Prot (kg) -1.94 -0.441 0.86
Fertility Sub Index -0.29
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) -0.82 1.117 -0.92
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.00
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.83 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 3.82

* Based on an €80/tonne carbon price