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 13.29
Milk (kg) -307.00 -0.014 4.30
Fat (kg) -12.36 -0.375 4.63
Prot (kg) -9.88 -0.441 4.36
Fertility Sub Index -2.45
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -1.33 1.117 -1.49
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 2.51
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 1.04 -0.432 -0.45
Maintenance Sub Index Maint. Sub Index 3.71
Live WT (kg) -12.10 -0.307 3.71
Total Carbon Sub Index 17.61

* Based on an €80/tonne carbon price