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 3.51
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -3.31 -0.375 1.24
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -3.72
Calving Interval (days) 1.35 -1.459 -1.97
Survival (%) -1.57 1.117 -1.75
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.21
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.63 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 3.14

* Based on an €80/tonne carbon price