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 5.19
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -5.85 -0.375 2.19
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index 4.96
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 0.82 1.117 0.92
Calving Sub Index -1.51
Gestation Length (days) 1.64 -0.919 -1.51
Beef Sub Index -1.92
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 4.70 -0.432 -2.03
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index 11.15

* Based on an €80/tonne carbon price