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 8.34
Milk (kg) -178.00 -0.014 2.49
Fat (kg) -8.29 -0.375 3.11
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index 2.02
Calving Interval (days) -2.04 -1.459 2.98
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 4.58
Carcass Weight (kg) -8.40 -0.528 4.43
Age of Slaughter (days) -0.35 -0.432 0.15
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 19.77

* Based on an €80/tonne carbon price