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 24.89
Milk (kg) -460.00 -0.014 6.44
Fat (kg) -24.25 -0.375 9.08
Prot (kg) -21.23 -0.441 9.37
Fertility Sub Index 7.79
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 1.08 1.117 1.21
Calving Sub Index 0.85
Gestation Length (days) -0.93 -0.919 0.85
Beef Sub Index 0.04
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 37.23

* Based on an €80/tonne carbon price