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 6.44
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -5.51 -0.441 2.43
Fertility Sub Index -1.49
Calving Interval (days) 0.41 -1.459 -0.60
Survival (%) -0.80 1.117 -0.89
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index 1.79
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 7.64

* Based on an €80/tonne carbon price