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 1.97
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -2.57 -0.375 0.96
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index -7.40
Calving Interval (days) 3.67 -1.459 -5.35
Survival (%) -1.83 1.117 -2.04
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.24
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -3.53

* Based on an €80/tonne carbon price