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 7.36
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -5.77 -0.441 2.55
Fertility Sub Index 1.59
Calving Interval (days) -1.73 -1.459 2.52
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -1.27
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index 6.55

* Based on an €80/tonne carbon price