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 21.18
Milk (kg) -293.00 -0.014 4.10
Fat (kg) -22.80 -0.375 8.54
Prot (kg) -19.35 -0.441 8.54
Fertility Sub Index 3.22
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) -0.38 1.117 -0.42
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index -1.92
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 25.94

* Based on an €80/tonne carbon price