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 2.78
Milk (kg) -105.00 -0.014 1.47
Fat (kg) -3.98 -0.375 1.49
Prot (kg) 0.42 -0.441 -0.19
Fertility Sub Index -7.79
Calving Interval (days) 3.14 -1.459 -4.58
Survival (%) -2.87 1.117 -3.21
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index -0.72
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -4.11

* Based on an €80/tonne carbon price