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 5.13
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -4.98 -0.375 1.87
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index -6.67
Calving Interval (days) 3.17 -1.459 -4.63
Survival (%) -1.83 1.117 -2.04
Calving Sub Index 0.23
Gestation Length (days) -0.25 -0.919 0.23
Beef Sub Index -0.54
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index -4.10

* Based on an €80/tonne carbon price