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 5.95
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -5.59 -0.375 2.09
Prot (kg) -6.01 -0.441 2.65
Fertility Sub Index 0.17
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) -1.22 1.117 -1.36
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index 2.15
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) -2.29 -0.432 0.99
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 12.71

* Based on an €80/tonne carbon price