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 6.97
Milk (kg) -203.00 -0.014 2.84
Fat (kg) -5.59 -0.375 2.09
Prot (kg) -4.62 -0.441 2.04
Fertility Sub Index 6.14
Calving Interval (days) -3.81 -1.459 5.56
Survival (%) 0.52 1.117 0.58
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.22
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 22.53

* Based on an €80/tonne carbon price