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 11.13
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -11.61 -0.375 4.35
Prot (kg) -7.71 -0.441 3.40
Fertility Sub Index 9.45
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) 1.58 1.117 1.77
Calving Sub Index -0.63
Gestation Length (days) 0.69 -0.919 -0.63
Beef Sub Index 2.49
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -1.01 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 22.74

* Based on an €80/tonne carbon price