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 5.96
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -9.08 -0.375 3.40
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index 1.44
Calving Interval (days) 0.18 -1.459 -0.26
Survival (%) 1.52 1.117 1.70
Calving Sub Index -1.79
Gestation Length (days) 1.95 -0.919 -1.79
Beef Sub Index -0.45
Carcass Weight (kg) 2.10 -0.528 -1.11
Age of Slaughter (days) -1.53 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index 9.17

* Based on an €80/tonne carbon price