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 4.77
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -3.20 -0.375 1.20
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index -7.49
Calving Interval (days) 3.66 -1.459 -5.34
Survival (%) -1.92 1.117 -2.15
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index -0.37
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 4.16 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index -3.81

* Based on an €80/tonne carbon price