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 10.63
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -13.58 -0.375 5.09
Prot (kg) -8.09 -0.441 3.57
Fertility Sub Index 5.97
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 0.80 1.117 0.89
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index -0.29
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.92 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index 17.51

* Based on an €80/tonne carbon price