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 9.70
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -11.59 -0.441 5.12
Fertility Sub Index 0.66
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.21
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 9.90

* Based on an €80/tonne carbon price