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 8.94
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -10.40 -0.375 3.90
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 4.53
Calving Interval (days) -2.56 -1.459 3.74
Survival (%) 0.71 1.117 0.79
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.34
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -3.47 -0.432 1.50
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 21.55

* Based on an €80/tonne carbon price