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 9.33
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -8.42 -0.375 3.15
Prot (kg) -9.43 -0.441 4.16
Fertility Sub Index 0.33
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.23 1.117 0.26
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.05
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.24 -0.432 -0.54
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 19.50

* Based on an €80/tonne carbon price