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 -4.82
Milk (kg) 103.00 -0.014 -1.44
Fat (kg) 3.34 -0.375 -1.25
Prot (kg) 4.82 -0.441 -2.13
Fertility Sub Index -4.36
Calving Interval (days) 1.71 -1.459 -2.49
Survival (%) -1.67 1.117 -1.87
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 0.61
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 4.32 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index -5.60

* Based on an €80/tonne carbon price