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 15.69
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -14.86 -0.375 5.57
Prot (kg) -12.64 -0.441 5.58
Fertility Sub Index 9.50
Calving Interval (days) -5.00 -1.459 7.30
Survival (%) 1.97 1.117 2.20
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.18
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 28.81

* Based on an €80/tonne carbon price