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 -2.34
Milk (kg) -60.00 -0.014 0.84
Fat (kg) 5.46 -0.375 -2.05
Prot (kg) 2.58 -0.441 -1.14
Fertility Sub Index -7.14
Calving Interval (days) 3.73 -1.459 -5.44
Survival (%) -1.52 1.117 -1.70
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index -0.23
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 3.71 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index -11.22

* Based on an €80/tonne carbon price