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 -0.71
Milk (kg) -25.00 -0.014 0.35
Fat (kg) 1.19 -0.375 -0.45
Prot (kg) 1.39 -0.441 -0.61
Fertility Sub Index 1.85
Calving Interval (days) 0.85 -1.459 -1.24
Survival (%) 2.77 1.117 3.09
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 0.65
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 3.50 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 3.51

* Based on an €80/tonne carbon price