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 9.82
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -9.28 -0.375 3.48
Prot (kg) -8.47 -0.441 3.74
Fertility Sub Index 6.89
Calving Interval (days) -4.84 -1.459 7.06
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 0.81
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 26.32

* Based on an €80/tonne carbon price