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 3.65
Milk (kg) -210.00 -0.014 2.94
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -2.94 -0.441 1.30
Fertility Sub Index 3.90
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) -0.15 1.117 -0.17
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 2.56
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 13.98

* Based on an €80/tonne carbon price