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 17.63
Milk (kg) -470.00 -0.014 6.58
Fat (kg) -13.03 -0.375 4.88
Prot (kg) -13.97 -0.441 6.17
Fertility Sub Index -5.77
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index -1.16
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index -4.45
Live WT (kg) 14.50 -0.307 -4.45
Total Carbon Sub Index 7.52

* Based on an €80/tonne carbon price