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 1.42
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -0.77 -0.375 0.29
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index -0.87
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) 0.97 1.117 1.08
Calving Sub Index -0.90
Gestation Length (days) 0.98 -0.919 -0.90
Beef Sub Index -0.84
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 6.10 -0.432 -2.63
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 4.81

* Based on an €80/tonne carbon price