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 -1.54
Milk (kg) -173.00 -0.014 2.42
Fat (kg) 7.28 -0.375 -2.73
Prot (kg) 2.79 -0.441 -1.23
Fertility Sub Index 0.00
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) -0.13 1.117 -0.15
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 0.07
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 4.48 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 3.64

* Based on an €80/tonne carbon price