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 15.58
Milk (kg) -686.00 -0.014 9.60
Fat (kg) 0.24 -0.375 -0.09
Prot (kg) -13.74 -0.441 6.06
Fertility Sub Index 4.65
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 1.85 1.117 2.07
Calving Sub Index 0.43
Gestation Length (days) -0.47 -0.919 0.43
Beef Sub Index 3.88
Carcass Weight (kg) -14.00 -0.528 7.39
Age of Slaughter (days) 8.12 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 14.71
Live WT (kg) -48.00 -0.307 14.71
Total Carbon Sub Index 39.25

* Based on an €80/tonne carbon price