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 4.88
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -5.26 -0.375 1.97
Prot (kg) -3.84 -0.441 1.69
Fertility Sub Index -11.50
Calving Interval (days) 5.83 -1.459 -8.51
Survival (%) -2.68 1.117 -2.99
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index -0.94
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -6.14

* Based on an €80/tonne carbon price