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 4.55
Milk (kg) -33.00 -0.014 0.46
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -6.44 -0.441 2.84
Fertility Sub Index -2.47
Calving Interval (days) 1.12 -1.459 -1.63
Survival (%) -0.75 1.117 -0.84
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.07
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.13 -0.432 -1.35
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 3.53

* Based on an €80/tonne carbon price