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 10.71
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -11.84 -0.375 4.43
Prot (kg) -8.76 -0.441 3.87
Fertility Sub Index 6.11
Calving Interval (days) -2.70 -1.459 3.94
Survival (%) 1.94 1.117 2.17
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.41
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 7.67 -0.432 -3.31
Maintenance Sub Index Maint. Sub Index 6.04
Live WT (kg) -19.70 -0.307 6.04
Total Carbon Sub Index 18.96

* Based on an €80/tonne carbon price