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 5.13
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -4.21 -0.375 1.58
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index -6.02
Calving Interval (days) 3.94 -1.459 -5.75
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index -1.47
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 4.27 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index -4.35
Live WT (kg) 14.20 -0.307 -4.35
Total Carbon Sub Index -5.57

* Based on an €80/tonne carbon price