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 7.95
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -8.24 -0.375 3.09
Prot (kg) -7.09 -0.441 3.13
Fertility Sub Index 0.45
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.57 1.117 0.64
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.65
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 16.34

* Based on an €80/tonne carbon price