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 6.69
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index -1.85
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.81
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 5.54

* Based on an €80/tonne carbon price