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 13.26
Milk (kg) -224.00 -0.014 3.14
Fat (kg) -13.86 -0.375 5.19
Prot (kg) -11.18 -0.441 4.93
Fertility Sub Index 0.58
Calving Interval (days) -0.76 -1.459 1.11
Survival (%) -0.47 1.117 -0.53
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index 2.84
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) -2.05 -0.432 0.88
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 19.29

* Based on an €80/tonne carbon price