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 7.04
Milk (kg) -284.00 -0.014 3.98
Fat (kg) 1.59 -0.375 -0.60
Prot (kg) -8.30 -0.441 3.66
Fertility Sub Index 6.33
Calving Interval (days) -3.29 -1.459 4.80
Survival (%) 1.37 1.117 1.53
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.04
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 14.53

* Based on an €80/tonne carbon price