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 13.09
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -11.94 -0.375 4.47
Prot (kg) -11.97 -0.441 5.28
Fertility Sub Index 8.65
Calving Interval (days) -4.91 -1.459 7.16
Survival (%) 1.33 1.117 1.49
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.18
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 21.17

* Based on an €80/tonne carbon price