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 -3.95
Milk (kg) -89.00 -0.014 1.25
Fat (kg) 8.93 -0.375 -3.34
Prot (kg) 4.19 -0.441 -1.85
Fertility Sub Index 16.37
Calving Interval (days) -9.02 -1.459 13.16
Survival (%) 2.87 1.117 3.21
Calving Sub Index 2.34
Gestation Length (days) -2.55 -0.919 2.34
Beef Sub Index -0.81
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 14.27

* Based on an €80/tonne carbon price