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 4.58
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 1.63
Calving Interval (days) -1.29 -1.459 1.88
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 2.51
Gestation Length (days) -2.73 -0.919 2.51
Beef Sub Index -1.97
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -0.45 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 8.89

* Based on an €80/tonne carbon price