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 17.39
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -17.53 -0.375 6.57
Prot (kg) -13.67 -0.441 6.03
Fertility Sub Index 8.77
Calving Interval (days) -3.65 -1.459 5.33
Survival (%) 3.08 1.117 3.44
Calving Sub Index -1.33
Gestation Length (days) 1.45 -0.919 -1.33
Beef Sub Index 0.85
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 31.04

* Based on an €80/tonne carbon price