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 5.76
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -6.54 -0.375 2.45
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index 0.22
Calving Interval (days) 0.20 -1.459 -0.29
Survival (%) 0.46 1.117 0.51
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.42
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.11 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 13.69

* Based on an €80/tonne carbon price