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 7.86
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -6.95 -0.375 2.60
Prot (kg) -8.77 -0.441 3.87
Fertility Sub Index -7.84
Calving Interval (days) 3.95 -1.459 -5.76
Survival (%) -1.86 1.117 -2.08
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.47
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 2.02

* Based on an €80/tonne carbon price