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 7.41
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -5.13 -0.375 1.92
Prot (kg) -6.64 -0.441 2.93
Fertility Sub Index 5.49
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -1.09
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.17 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 12.41

* Based on an €80/tonne carbon price