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 0.55
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.18 -0.375 0.44
Prot (kg) 1.00 -0.441 -0.44
Fertility Sub Index 5.30
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.47 1.117 1.64
Calving Sub Index -0.85
Gestation Length (days) 0.92 -0.919 -0.85
Beef Sub Index -4.06
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index 0.45

* Based on an €80/tonne carbon price