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 4.31
Milk (kg) -219.00 -0.014 3.07
Fat (kg) 1.98 -0.375 -0.74
Prot (kg) -4.50 -0.441 1.99
Fertility Sub Index 1.94
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.26
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -1.33 -0.432 0.57
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 7.39

* Based on an €80/tonne carbon price