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 3.67
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -4.50 -0.375 1.69
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index -11.25
Calving Interval (days) 6.63 -1.459 -9.67
Survival (%) -1.41 1.117 -1.58
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index -1.03
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 6.29 -0.432 -2.72
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -6.77

* Based on an €80/tonne carbon price