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 2.37
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -2.23 -0.375 0.84
Prot (kg) -2.06 -0.441 0.91
Fertility Sub Index -2.72
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.09
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 8.97

* Based on an €80/tonne carbon price