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 3.79
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -5.49 -0.375 2.06
Prot (kg) -2.49 -0.441 1.10
Fertility Sub Index -0.33
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 2.16
Gestation Length (days) -2.35 -0.919 2.16
Beef Sub Index -0.73
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 4.02 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index -5.21
Live WT (kg) 17.00 -0.307 -5.21
Total Carbon Sub Index -0.32

* Based on an €80/tonne carbon price