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 22.69
Milk (kg) -308.00 -0.014 4.31
Fat (kg) -25.70 -0.375 9.63
Prot (kg) -19.83 -0.441 8.75
Fertility Sub Index 7.18
Calving Interval (days) -4.16 -1.459 6.07
Survival (%) 0.99 1.117 1.11
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index -0.19
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 33.03

* Based on an €80/tonne carbon price