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 14.88
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -16.06 -0.375 6.02
Prot (kg) -12.76 -0.441 5.63
Fertility Sub Index -1.49
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.46 1.117 -0.51
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.24
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 15.31

* Based on an €80/tonne carbon price