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 16.12
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -15.91 -0.375 5.96
Prot (kg) -13.45 -0.441 5.94
Fertility Sub Index 1.00
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.17
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.00 -0.432 -1.73
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 26.38

* Based on an €80/tonne carbon price