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 4.99
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -3.15 -0.375 1.18
Prot (kg) -4.85 -0.441 2.14
Fertility Sub Index 2.60
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.63
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index 8.39

* Based on an €80/tonne carbon price