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 2.02
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -3.67 -0.375 1.37
Prot (kg) -0.77 -0.441 0.34
Fertility Sub Index 1.21
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 1.03
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -0.32 -0.432 0.14
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 7.75

* Based on an €80/tonne carbon price