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 -7.28
Milk (kg) -32.00 -0.014 0.45
Fat (kg) 14.12 -0.375 -5.29
Prot (kg) 5.53 -0.441 -2.44
Fertility Sub Index -2.36
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 1.14
Gestation Length (days) -1.24 -0.919 1.14
Beef Sub Index 0.31
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.58 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index -5.89

* Based on an €80/tonne carbon price