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 4.86
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -5.48 -0.375 2.05
Prot (kg) -3.67 -0.441 1.62
Fertility Sub Index 1.10
Calving Interval (days) -0.81 -1.459 1.18
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 1.49
Gestation Length (days) -1.62 -0.919 1.49
Beef Sub Index -5.09
Carcass Weight (kg) 8.00 -0.528 -4.22
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index -4.87
Live WT (kg) 15.90 -0.307 -4.87
Total Carbon Sub Index -2.51

* Based on an €80/tonne carbon price