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 2.57
Milk (kg) -35.00 -0.014 0.49
Fat (kg) 2.14 -0.375 -0.80
Prot (kg) -6.53 -0.441 2.88
Fertility Sub Index 3.56
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 1.01 1.117 1.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.32
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.09 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index 0.77
Live WT (kg) -2.50 -0.307 0.77
Total Carbon Sub Index 6.11

* Based on an €80/tonne carbon price