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 2.68
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.76 -0.375 0.66
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -0.95
Calving Interval (days) 0.30 -1.459 -0.44
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 6.15
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 7.76
Live WT (kg) -25.30 -0.307 7.76
Total Carbon Sub Index 20.81

* Based on an €80/tonne carbon price