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 3.37
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -3.65 -0.375 1.37
Prot (kg) -3.21 -0.441 1.42
Fertility Sub Index 7.22
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 1.83 1.117 2.04
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index -0.49
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -0.69 -0.432 0.30
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 14.76

* Based on an €80/tonne carbon price