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 9.93
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -11.44 -0.375 4.28
Prot (kg) -7.02 -0.441 3.10
Fertility Sub Index 5.55
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 1.06
Gestation Length (days) -1.15 -0.919 1.06
Beef Sub Index 0.90
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 0.85 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price