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 -2.17
Milk (kg) -60.00 -0.014 0.84
Fat (kg) 4.98 -0.375 -1.87
Prot (kg) 2.60 -0.441 -1.15
Fertility Sub Index -5.08
Calving Interval (days) 2.80 -1.459 -4.09
Survival (%) -0.89 1.117 -0.99
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.36
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 3.31
Live WT (kg) -10.80 -0.307 3.31
Total Carbon Sub Index -2.82

* Based on an €80/tonne carbon price