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 -5.38
Milk (kg) 222.00 -0.014 -3.11
Fat (kg) 3.05 -0.375 -1.14
Prot (kg) 2.55 -0.441 -1.13
Fertility Sub Index -2.68
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index 0.92
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 0.32 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index -6.27

* Based on an €80/tonne carbon price