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 2.07
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index -1.21
Calving Interval (days) 1.55 -1.459 -2.26
Survival (%) 0.94 1.117 1.05
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index -2.49
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 7.73 -0.432 -3.34
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 3.24

* Based on an €80/tonne carbon price