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 2.18
Milk (kg) -47.00 -0.014 0.66
Fat (kg) 3.90 -0.375 -1.46
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index 3.05
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.73 1.117 0.82
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.60
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 4.75

* Based on an €80/tonne carbon price