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 4.08
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -3.38 -0.375 1.27
Prot (kg) -5.23 -0.441 2.31
Fertility Sub Index 7.87
Calving Interval (days) -3.70 -1.459 5.40
Survival (%) 2.21 1.117 2.47
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index -0.87
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) -2.13 -0.432 0.92
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index 9.15

* Based on an €80/tonne carbon price