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 4.95
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -8.16 -0.375 3.06
Prot (kg) -4.01 -0.441 1.77
Fertility Sub Index -1.58
Calving Interval (days) 0.79 -1.459 -1.15
Survival (%) -0.38 1.117 -0.42
Calving Sub Index -0.50
Gestation Length (days) 0.54 -0.919 -0.50
Beef Sub Index -0.88
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 2.55

* Based on an €80/tonne carbon price