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 -5.75
Milk (kg) 146.00 -0.014 -2.04
Fat (kg) 2.10 -0.375 -0.79
Prot (kg) 6.61 -0.441 -2.92
Fertility Sub Index 7.01
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 1.04 1.117 1.16
Calving Sub Index 0.40
Gestation Length (days) -0.43 -0.919 0.40
Beef Sub Index 0.16
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.55 -0.432 -1.53
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 4.18

* Based on an €80/tonne carbon price