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 8.04
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -4.59 -0.375 1.72
Prot (kg) -11.11 -0.441 4.90
Fertility Sub Index -1.26
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.28 1.117 -0.31
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.55
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.74 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 7.66

* Based on an €80/tonne carbon price