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 1.55
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -2.44 -0.441 1.08
Fertility Sub Index 8.09
Calving Interval (days) -4.71 -1.459 6.87
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.14
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -0.81 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 12.51

* Based on an €80/tonne carbon price