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 4.02
Milk (kg) 136.00 -0.014 -1.90
Fat (kg) -9.46 -0.375 3.54
Prot (kg) -5.39 -0.441 2.38
Fertility Sub Index 0.81
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.06
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 6.80

* Based on an €80/tonne carbon price