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 4.70
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index -0.50
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.94 1.117 1.05
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -0.81
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 5.18 -0.432 -2.24
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 8.95

* Based on an €80/tonne carbon price