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 8.65
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index -5.09
Calving Interval (days) 2.32 -1.459 -3.38
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.49 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 4.69

* Based on an €80/tonne carbon price