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 2.51
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -1.69 -0.375 0.63
Prot (kg) -3.47 -0.441 1.53
Fertility Sub Index 0.96
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.08 1.117 0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.19
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 1.72

* Based on an €80/tonne carbon price