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 -5.44
Milk (kg) 104.00 -0.014 -1.46
Fat (kg) 5.33 -0.375 -2.00
Prot (kg) 4.51 -0.441 -1.99
Fertility Sub Index -0.88
Calving Interval (days) 0.35 -1.459 -0.51
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.40
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.03 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index -4.73

* Based on an €80/tonne carbon price