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 16.56
Milk (kg) -276.00 -0.014 3.86
Fat (kg) -17.21 -0.375 6.45
Prot (kg) -14.17 -0.441 6.25
Fertility Sub Index 0.56
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.61
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 19.75

* Based on an €80/tonne carbon price