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 7.53
Milk (kg) -196.00 -0.014 2.74
Fat (kg) -11.08 -0.375 4.15
Prot (kg) -1.44 -0.441 0.64
Fertility Sub Index 4.63
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.31
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -3.76 -0.432 1.62
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 19.74

* Based on an €80/tonne carbon price