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 9.52
Milk (kg) -250.00 -0.014 3.50
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -10.97 -0.441 4.84
Fertility Sub Index 3.58
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -0.60
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.08 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 15.51

* Based on an €80/tonne carbon price