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 16.61
Milk (kg) -320.00 -0.014 4.48
Fat (kg) -17.41 -0.375 6.52
Prot (kg) -12.70 -0.441 5.61
Fertility Sub Index 8.49
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 2.28 1.117 2.55
Calving Sub Index -0.51
Gestation Length (days) 0.56 -0.919 -0.51
Beef Sub Index 2.29
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 0.81 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 30.37

* Based on an €80/tonne carbon price