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 11.08
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -9.18 -0.375 3.44
Prot (kg) -11.29 -0.441 4.98
Fertility Sub Index -1.22
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -0.44 1.117 -0.49
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index -0.03
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index -2.36
Live WT (kg) 7.70 -0.307 -2.36
Total Carbon Sub Index 7.18

* Based on an €80/tonne carbon price