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 10.71
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -12.15 -0.375 4.55
Prot (kg) -7.93 -0.441 3.50
Fertility Sub Index 7.33
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 1.47 1.117 1.64
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index 1.50
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 24.45

* Based on an €80/tonne carbon price