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 14.72
Milk (kg) -415.00 -0.014 5.81
Fat (kg) -11.85 -0.375 4.44
Prot (kg) -10.13 -0.441 4.47
Fertility Sub Index 4.72
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 1.29 1.117 1.44
Calving Sub Index -1.97
Gestation Length (days) 2.14 -0.919 -1.97
Beef Sub Index -2.51
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 4.57
Live WT (kg) -14.90 -0.307 4.57
Total Carbon Sub Index 19.53

* Based on an €80/tonne carbon price