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 -1.45
Milk (kg) -78.00 -0.014 1.09
Fat (kg) 5.62 -0.375 -2.11
Prot (kg) 0.99 -0.441 -0.44
Fertility Sub Index -8.31
Calving Interval (days) 4.36 -1.459 -6.36
Survival (%) -1.74 1.117 -1.94
Calving Sub Index -0.75
Gestation Length (days) 0.82 -0.919 -0.75
Beef Sub Index -1.07
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.10
Live WT (kg) -3.60 -0.307 1.10
Total Carbon Sub Index -10.48

* Based on an €80/tonne carbon price