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 6.70
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -5.78 -0.375 2.16
Prot (kg) -5.13 -0.441 2.26
Fertility Sub Index 6.13
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 0.97 1.117 1.08
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 1.51
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 18.90

* Based on an €80/tonne carbon price