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 1.92
Milk (kg) -3.00 -0.014 0.04
Fat (kg) -3.21 -0.375 1.20
Prot (kg) -1.53 -0.441 0.68
Fertility Sub Index 0.83
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.10 1.117 0.11
Calving Sub Index -2.27
Gestation Length (days) 2.47 -0.919 -2.27
Beef Sub Index -7.44
Carcass Weight (kg) 17.20 -0.528 -9.07
Age of Slaughter (days) -3.78 -0.432 1.63
Maintenance Sub Index Maint. Sub Index -9.44
Live WT (kg) 30.80 -0.307 -9.44
Total Carbon Sub Index -16.41

* Based on an €80/tonne carbon price