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 9.87
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -5.72 -0.375 2.14
Prot (kg) -11.80 -0.441 5.21
Fertility Sub Index -1.46
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) -1.88 1.117 -2.10
Calving Sub Index 1.69
Gestation Length (days) -1.84 -0.919 1.69
Beef Sub Index 3.70
Carcass Weight (kg) -7.40 -0.528 3.90
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 18.65

* Based on an €80/tonne carbon price