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 6.33
Milk (kg) -155.00 -0.014 2.17
Fat (kg) -6.21 -0.375 2.33
Prot (kg) -4.16 -0.441 1.84
Fertility Sub Index 11.22
Calving Interval (days) -5.92 -1.459 8.64
Survival (%) 2.31 1.117 2.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.06
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 7.97
Live WT (kg) -26.00 -0.307 7.97
Total Carbon Sub Index 29.39

* Based on an €80/tonne carbon price