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 13.58
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -10.54 -0.441 4.65
Fertility Sub Index 11.25
Calving Interval (days) -6.80 -1.459 9.92
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.25
Gestation Length (days) 0.27 -0.919 -0.25
Beef Sub Index 3.36
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -5.09 -0.432 2.20
Maintenance Sub Index Maint. Sub Index -4.48
Live WT (kg) 14.60 -0.307 -4.48
Total Carbon Sub Index 23.47

* Based on an €80/tonne carbon price