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 1.67
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -2.78 -0.441 1.23
Fertility Sub Index -7.47
Calving Interval (days) 3.14 -1.459 -4.58
Survival (%) -2.59 1.117 -2.89
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.70
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.02 -0.432 0.01
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -3.60

* Based on an €80/tonne carbon price