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 8.36
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -5.49 -0.375 2.06
Prot (kg) -8.86 -0.441 3.91
Fertility Sub Index 6.16
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 3.62
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) -0.20 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 21.11

* Based on an €80/tonne carbon price