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 4.57
Milk (kg) -201.00 -0.014 2.81
Fat (kg) 0.46 -0.375 -0.17
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index 1.63
Calving Interval (days) -0.99 -1.459 1.44
Survival (%) 0.17 1.117 0.19
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.60
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 4.10 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 12.33

* Based on an €80/tonne carbon price