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 9.87
Milk (kg) -216.00 -0.014 3.02
Fat (kg) -8.91 -0.375 3.34
Prot (kg) -7.94 -0.441 3.50
Fertility Sub Index 3.16
Calving Interval (days) -1.91 -1.459 2.79
Survival (%) 0.33 1.117 0.37
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index -3.03
Carcass Weight (kg) 4.50 -0.528 -2.37
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index -2.79
Live WT (kg) 9.10 -0.307 -2.79
Total Carbon Sub Index 8.29

* Based on an €80/tonne carbon price