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 2.84
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -6.12 -0.375 2.29
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 0.59
Calving Interval (days) 0.54 -1.459 -0.79
Survival (%) 1.23 1.117 1.37
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -4.56
Carcass Weight (kg) 6.60 -0.528 -3.48
Age of Slaughter (days) 2.50 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index -3.89

* Based on an €80/tonne carbon price