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 2.07
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -2.02 -0.375 0.76
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -1.27
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.64 1.117 -0.72
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index 1.61
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 5.36

* Based on an €80/tonne carbon price