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 5.52
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -6.25 -0.375 2.34
Prot (kg) -4.75 -0.441 2.10
Fertility Sub Index 0.61
Calving Interval (days) 0.33 -1.459 -0.48
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index -2.28
Carcass Weight (kg) 5.40 -0.528 -2.85
Age of Slaughter (days) -1.32 -0.432 0.57
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 3.06

* Based on an €80/tonne carbon price