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 5.62
Milk (kg) -98.00 -0.014 1.37
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -5.37 -0.441 2.37
Fertility Sub Index -9.92
Calving Interval (days) 4.67 -1.459 -6.81
Survival (%) -2.78 1.117 -3.11
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.27
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -3.50

* Based on an €80/tonne carbon price