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 13.46
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -8.15 -0.375 3.05
Prot (kg) -13.80 -0.441 6.09
Fertility Sub Index 5.27
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) -0.72 1.117 -0.80
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.61
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.42 -0.432 -0.18
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 21.71

* Based on an €80/tonne carbon price