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 3.39
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -0.93 -0.441 0.41
Fertility Sub Index 6.46
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 1.17 1.117 1.31
Calving Sub Index 1.34
Gestation Length (days) -1.46 -0.919 1.34
Beef Sub Index 0.44
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 15.28

* Based on an €80/tonne carbon price