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 6.42
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -6.81 -0.375 2.55
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index -6.02
Calving Interval (days) 3.14 -1.459 -4.58
Survival (%) -1.29 1.117 -1.44
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index -0.47
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 1.61

* Based on an €80/tonne carbon price