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 30.55
Milk (kg) -644.00 -0.014 9.02
Fat (kg) -28.05 -0.375 10.51
Prot (kg) -24.98 -0.441 11.03
Fertility Sub Index 5.68
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 1.15 1.117 1.28
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 2.12
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 1.31 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 3.19
Live WT (kg) -10.40 -0.307 3.19
Total Carbon Sub Index 42.51

* Based on an €80/tonne carbon price