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 4.78
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -4.94 -0.441 2.18
Fertility Sub Index -0.14
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) -0.24 1.117 -0.27
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 0.82
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 7.32

* Based on an €80/tonne carbon price