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 11.70
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -8.65 -0.375 3.24
Prot (kg) -12.66 -0.441 5.59
Fertility Sub Index 0.87
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index -2.14
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index -2.58
Live WT (kg) 8.40 -0.307 -2.58
Total Carbon Sub Index 7.68

* Based on an €80/tonne carbon price