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 7.88
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -8.92 -0.375 3.34
Prot (kg) -9.04 -0.441 3.99
Fertility Sub Index -4.06
Calving Interval (days) 1.77 -1.459 -2.58
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -0.02
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index 2.48

* Based on an €80/tonne carbon price