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 8.92
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -14.66 -0.375 5.49
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index -1.38
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.32 1.117 -0.36
Calving Sub Index -1.26
Gestation Length (days) 1.37 -0.919 -1.26
Beef Sub Index -1.84
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 6.07

* Based on an €80/tonne carbon price