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 15.37
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -14.78 -0.375 5.54
Prot (kg) -14.33 -0.441 6.32
Fertility Sub Index -13.10
Calving Interval (days) 6.75 -1.459 -9.85
Survival (%) -2.91 1.117 -3.25
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 1.46
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 4.41

* Based on an €80/tonne carbon price