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 3.90
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -2.33 -0.375 0.87
Prot (kg) -3.31 -0.441 1.46
Fertility Sub Index -4.90
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -0.95 1.117 -1.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.11
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -0.25 -0.432 0.11
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 1.94

* Based on an €80/tonne carbon price