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 15.88
Milk (kg) -274.00 -0.014 3.84
Fat (kg) -16.80 -0.375 6.29
Prot (kg) -13.04 -0.441 5.76
Fertility Sub Index 1.97
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) -0.64 1.117 -0.72
Calving Sub Index 1.52
Gestation Length (days) -1.65 -0.919 1.52
Beef Sub Index 0.77
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.65 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 23.46

* Based on an €80/tonne carbon price