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 -0.34
Milk (kg) -3.00 -0.014 0.04
Fat (kg) 0.51 -0.375 -0.19
Prot (kg) 0.44 -0.441 -0.19
Fertility Sub Index -1.33
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.29 1.117 -0.32
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.50
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.37 -0.432 1.02
Maintenance Sub Index Maint. Sub Index 6.41
Live WT (kg) -20.90 -0.307 6.41
Total Carbon Sub Index 10.93

* Based on an €80/tonne carbon price