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 12.36
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -13.61 -0.375 5.10
Prot (kg) -11.66 -0.441 5.15
Fertility Sub Index 4.08
Calving Interval (days) -2.75 -1.459 4.01
Survival (%) 0.06 1.117 0.07
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 0.87
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.87 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 21.79

* Based on an €80/tonne carbon price