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 1.40
Milk (kg) -24.00 -0.014 0.34
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index 5.61
Calving Interval (days) -3.57 -1.459 5.21
Survival (%) 0.36 1.117 0.40
Calving Sub Index -0.16
Gestation Length (days) 0.17 -0.919 -0.16
Beef Sub Index 1.98
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -0.06 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index 12.14

* Based on an €80/tonne carbon price