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 -3.51
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 7.40 -0.375 -2.77
Prot (kg) 1.71 -0.441 -0.75
Fertility Sub Index -5.13
Calving Interval (days) 2.62 -1.459 -3.82
Survival (%) -1.17 1.117 -1.31
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 1.01
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) -4.30 -0.432 1.86
Maintenance Sub Index Maint. Sub Index -0.92
Live WT (kg) 3.00 -0.307 -0.92
Total Carbon Sub Index -7.85

* Based on an €80/tonne carbon price