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 -0.96
Milk (kg) 25.00 -0.014 -0.35
Fat (kg) -1.53 -0.375 0.57
Prot (kg) 2.69 -0.441 -1.19
Fertility Sub Index 17.72
Calving Interval (days) -11.22 -1.459 16.37
Survival (%) 1.21 1.117 1.35
Calving Sub Index 0.51
Gestation Length (days) -0.55 -0.919 0.51
Beef Sub Index 2.09
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index 18.09

* Based on an €80/tonne carbon price