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 10.96
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -14.92 -0.375 5.59
Prot (kg) -6.72 -0.441 2.97
Fertility Sub Index 3.40
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) -0.90 1.117 -1.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.92
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -2.37 -0.432 1.02
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 19.76

* Based on an €80/tonne carbon price