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 1.30
Milk (kg) -46.00 -0.014 0.64
Fat (kg) 1.43 -0.375 -0.54
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 0.50
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.10
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 3.23

* Based on an €80/tonne carbon price