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 0.84
Milk (kg) 95.00 -0.014 -1.33
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -1.78 -0.441 0.79
Fertility Sub Index 1.55
Calving Interval (days) -0.88 -1.459 1.28
Survival (%) 0.24 1.117 0.27
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.03
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 4.06

* Based on an €80/tonne carbon price