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 12.98
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -12.48 -0.441 5.51
Fertility Sub Index -1.24
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -0.60
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 3.72 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 9.48

* Based on an €80/tonne carbon price