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 5.16
Milk (kg) -255.00 -0.014 3.57
Fat (kg) 0.70 -0.375 -0.26
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index 15.13
Calving Interval (days) -6.00 -1.459 8.75
Survival (%) 5.71 1.117 6.38
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 4.61
Carcass Weight (kg) -9.50 -0.528 5.01
Age of Slaughter (days) 0.93 -0.432 -0.40
Maintenance Sub Index Maint. Sub Index 7.51
Live WT (kg) -24.50 -0.307 7.51
Total Carbon Sub Index 33.39

* Based on an €80/tonne carbon price