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 5.38
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -8.03 -0.375 3.01
Prot (kg) -4.32 -0.441 1.91
Fertility Sub Index 0.66
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) 0.34 1.117 0.38
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.52
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 4.27 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 14.53

* Based on an €80/tonne carbon price