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 3.20
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -5.65 -0.441 2.49
Fertility Sub Index -4.48
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -1.41 1.117 -1.58
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.92
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -0.28
Live WT (kg) 0.90 -0.307 -0.28
Total Carbon Sub Index -3.02

* Based on an €80/tonne carbon price