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 3.03
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -1.42 -0.441 0.63
Fertility Sub Index -1.46
Calving Interval (days) 1.54 -1.459 -2.25
Survival (%) 0.70 1.117 0.78
Calving Sub Index -0.59
Gestation Length (days) 0.64 -0.919 -0.59
Beef Sub Index -1.75
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.60 -0.432 -3.28
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 4.89

* Based on an €80/tonne carbon price