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 6.82
Milk (kg) -164.00 -0.014 2.30
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -6.67 -0.441 2.94
Fertility Sub Index 6.72
Calving Interval (days) -3.86 -1.459 5.63
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -0.44
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 15.82

* Based on an €80/tonne carbon price