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 25.14
Milk (kg) -615.00 -0.014 8.61
Fat (kg) -22.22 -0.375 8.32
Prot (kg) -18.60 -0.441 8.21
Fertility Sub Index 5.36
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) 0.81 1.117 0.90
Calving Sub Index -1.60
Gestation Length (days) 1.74 -0.919 -1.60
Beef Sub Index -2.65
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 3.33 -0.432 -1.44
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 29.22

* Based on an €80/tonne carbon price