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 11.10
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -11.30 -0.375 4.23
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index 14.00
Calving Interval (days) -7.15 -1.459 10.43
Survival (%) 3.19 1.117 3.56
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index -0.58
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.21 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 27.39

* Based on an €80/tonne carbon price