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 4.47
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -1.18 -0.375 0.44
Prot (kg) -6.77 -0.441 2.99
Fertility Sub Index -7.85
Calving Interval (days) 3.58 -1.459 -5.22
Survival (%) -2.35 1.117 -2.63
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 0.52
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index -1.69
Live WT (kg) 5.50 -0.307 -1.69
Total Carbon Sub Index -4.03

* Based on an €80/tonne carbon price