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 4.08
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -3.37 -0.375 1.26
Prot (kg) -3.92 -0.441 1.73
Fertility Sub Index -1.58
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 1.90
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -1.95 -0.432 0.84
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 6.18

* Based on an €80/tonne carbon price