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 6.38
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -6.26 -0.441 2.76
Fertility Sub Index -1.01
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 0.15
Gestation Length (days) -0.16 -0.919 0.15
Beef Sub Index -0.17
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.46 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 7.06

* Based on an €80/tonne carbon price