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 4.15
Milk (kg) 86.00 -0.014 -1.20
Fat (kg) -6.42 -0.375 2.40
Prot (kg) -6.69 -0.441 2.95
Fertility Sub Index -2.29
Calving Interval (days) 1.79 -1.459 -2.61
Survival (%) 0.29 1.117 0.32
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index -1.44
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.69 -0.432 -2.02
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -1.52

* Based on an €80/tonne carbon price