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 5.38
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -4.12 -0.375 1.54
Prot (kg) -7.62 -0.441 3.36
Fertility Sub Index 1.81
Calving Interval (days) -1.01 -1.459 1.47
Survival (%) 0.30 1.117 0.34
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.86
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 4.56 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index -4.35
Live WT (kg) 14.20 -0.307 -4.35
Total Carbon Sub Index 0.50

* Based on an €80/tonne carbon price