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 4.83
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.65 -0.441 2.49
Fertility Sub Index 1.09
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 7.15

* Based on an €80/tonne carbon price