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 4.14
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -3.84 -0.375 1.44
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index -1.52
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 0.18
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 4.66
Live WT (kg) -15.20 -0.307 4.66
Total Carbon Sub Index 12.65

* Based on an €80/tonne carbon price