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 7.49
Milk (kg) -148.00 -0.014 2.07
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -5.91 -0.441 2.61
Fertility Sub Index 4.76
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.44
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.97 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 14.72

* Based on an €80/tonne carbon price