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 3.66
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -2.63 -0.375 0.99
Prot (kg) -3.50 -0.441 1.54
Fertility Sub Index 2.23
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) -0.92 1.117 -1.03
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 3.05
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) -1.57 -0.432 0.68
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 12.13

* Based on an €80/tonne carbon price