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 13.57
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -12.32 -0.375 4.61
Prot (kg) -9.40 -0.441 4.15
Fertility Sub Index -0.58
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.05 1.117 1.17
Calving Sub Index -0.92
Gestation Length (days) 1.00 -0.919 -0.92
Beef Sub Index -1.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 5.27 -0.432 -2.28
Maintenance Sub Index Maint. Sub Index 4.78
Live WT (kg) -15.60 -0.307 4.78
Total Carbon Sub Index 15.63

* Based on an €80/tonne carbon price