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 21.16
Milk (kg) -390.00 -0.014 5.46
Fat (kg) -23.12 -0.375 8.66
Prot (kg) -15.96 -0.441 7.04
Fertility Sub Index 2.84
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) -1.05 1.117 -1.17
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.24
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 33.81

* Based on an €80/tonne carbon price