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 2.31
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -0.40 -0.375 0.15
Prot (kg) -1.98 -0.441 0.87
Fertility Sub Index 6.85
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 0.32 1.117 0.36
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 4.15
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -2.40 -0.432 1.04
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 16.46

* Based on an €80/tonne carbon price