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 12.15
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -6.63 -0.375 2.48
Prot (kg) -14.30 -0.441 6.31
Fertility Sub Index -1.24
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.15
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 10.45

* Based on an €80/tonne carbon price