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 -0.89
Milk (kg) 8.00 -0.014 -0.11
Fat (kg) 1.03 -0.375 -0.39
Prot (kg) 0.89 -0.441 -0.39
Fertility Sub Index 4.94
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) 1.25 1.117 1.40
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.61
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -2.75 -0.432 1.19
Maintenance Sub Index Maint. Sub Index 6.59
Live WT (kg) -21.50 -0.307 6.59
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price