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 19.06
Milk (kg) -330.00 -0.014 4.62
Fat (kg) -22.60 -0.375 8.47
Prot (kg) -13.54 -0.441 5.98
Fertility Sub Index 4.94
Calving Interval (days) -3.62 -1.459 5.28
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index -0.05
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -0.38 -0.432 0.16
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 26.79

* Based on an €80/tonne carbon price