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 1.02
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) -1.25 -0.375 0.47
Prot (kg) -1.45 -0.441 0.64
Fertility Sub Index -5.93
Calving Interval (days) 3.42 -1.459 -4.99
Survival (%) -0.84 1.117 -0.94
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -0.22
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.07 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -3.49

* Based on an €80/tonne carbon price