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 -3.88
Milk (kg) 148.00 -0.014 -2.07
Fat (kg) 2.78 -0.375 -1.04
Prot (kg) 1.73 -0.441 -0.76
Fertility Sub Index -7.14
Calving Interval (days) 3.88 -1.459 -5.66
Survival (%) -1.32 1.117 -1.47
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.98
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index -8.97

* Based on an €80/tonne carbon price