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 3.24
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -0.06 -0.375 0.02
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index -8.40
Calving Interval (days) 3.98 -1.459 -5.81
Survival (%) -2.32 1.117 -2.59
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -0.50
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.29 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index -7.05

* Based on an €80/tonne carbon price