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 3.87
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -0.91 -0.375 0.34
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index -2.51
Calving Interval (days) 1.57 -1.459 -2.29
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index -1.00
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.03 -0.432 -1.74
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 3.60

* Based on an €80/tonne carbon price