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 12.90
Milk (kg) -348.00 -0.014 4.87
Fat (kg) -12.29 -0.375 4.60
Prot (kg) -7.76 -0.441 3.42
Fertility Sub Index 6.05
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) 2.87 1.117 3.21
Calving Sub Index 0.67
Gestation Length (days) -0.73 -0.919 0.67
Beef Sub Index 1.09
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.37 -0.432 -1.02
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 23.78

* Based on an €80/tonne carbon price