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 19.40
Milk (kg) -288.00 -0.014 4.03
Fat (kg) -21.64 -0.375 8.11
Prot (kg) -16.46 -0.441 7.26
Fertility Sub Index 3.39
Calving Interval (days) -2.52 -1.459 3.68
Survival (%) -0.26 1.117 -0.29
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index 0.80
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 28.57

* Based on an €80/tonne carbon price