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 16.51
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -14.30 -0.375 5.36
Prot (kg) -15.66 -0.441 6.91
Fertility Sub Index 1.13
Calving Interval (days) -1.12 -1.459 1.63
Survival (%) -0.45 1.117 -0.50
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index -0.41
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 20.86

* Based on an €80/tonne carbon price