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 0.61
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -1.23 -0.375 0.46
Prot (kg) -0.81 -0.441 0.36
Fertility Sub Index 5.39
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 0.54 1.117 0.60
Calving Sub Index 2.58
Gestation Length (days) -2.81 -0.919 2.58
Beef Sub Index 1.58
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) -2.93 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 12.00

* Based on an €80/tonne carbon price