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 3.94
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -3.66 -0.375 1.37
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index -4.62
Calving Interval (days) 2.16 -1.459 -3.15
Survival (%) -1.31 1.117 -1.46
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.04
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 0.62

* Based on an €80/tonne carbon price