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 20.74
Milk (kg) -435.00 -0.014 6.09
Fat (kg) -17.99 -0.375 6.74
Prot (kg) -17.92 -0.441 7.91
Fertility Sub Index 1.90
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.37 1.117 0.41
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.46
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index 20.52

* Based on an €80/tonne carbon price