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 4.84
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -2.46 -0.375 0.92
Prot (kg) -6.16 -0.441 2.72
Fertility Sub Index -0.63
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.50 1.117 -0.56
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.21
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 5.01 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 5.35

* Based on an €80/tonne carbon price