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 3.33
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) -4.57 -0.375 1.71
Prot (kg) -4.64 -0.441 2.05
Fertility Sub Index -2.52
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.90
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index -0.34
Live WT (kg) 1.10 -0.307 -0.34
Total Carbon Sub Index -0.02

* Based on an €80/tonne carbon price