Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 13.16
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -13.62 -0.375 5.10
Prot (kg) -8.36 -0.441 3.69
Fertility Sub Index 4.40
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.26
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) -3.03 -0.432 1.31
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 25.21

* Based on an €80/tonne carbon price