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 4.36
Milk (kg) 63.00 -0.014 -0.88
Fat (kg) -8.15 -0.375 3.05
Prot (kg) -4.97 -0.441 2.19
Fertility Sub Index -3.24
Calving Interval (days) 1.58 -1.459 -2.31
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index -0.52
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.42 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 2.77

* Based on an €80/tonne carbon price