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 3.52
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -2.26 -0.441 1.00
Fertility Sub Index -0.68
Calving Interval (days) 0.38 -1.459 -0.55
Survival (%) -0.11 1.117 -0.12
Calving Sub Index -1.29
Gestation Length (days) 1.40 -0.919 -1.29
Beef Sub Index -3.43
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index -1.01
Live WT (kg) 3.30 -0.307 -1.01
Total Carbon Sub Index -2.89

* Based on an €80/tonne carbon price