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 5.06
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -5.55 -0.375 2.08
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index 0.28
Calving Interval (days) -0.32 -1.459 0.47
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index 0.56
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.16 -0.432 -0.07
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 8.57

* Based on an €80/tonne carbon price