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 -6.16
Milk (kg) 108.00 -0.014 -1.51
Fat (kg) 3.07 -0.375 -1.15
Prot (kg) 7.93 -0.441 -3.50
Fertility Sub Index -2.79
Calving Interval (days) 1.60 -1.459 -2.33
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 1.99
Gestation Length (days) -2.17 -0.919 1.99
Beef Sub Index -2.47
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 8.29 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index -9.83

* Based on an €80/tonne carbon price