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 6.42
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -6.33 -0.375 2.37
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index -11.75
Calving Interval (days) 5.52 -1.459 -8.05
Survival (%) -3.31 1.117 -3.70
Calving Sub Index 0.06
Gestation Length (days) -0.07 -0.919 0.06
Beef Sub Index -2.33
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -7.38

* Based on an €80/tonne carbon price