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 5.63
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -1.94 -0.375 0.73
Prot (kg) -4.73 -0.441 2.09
Fertility Sub Index 8.07
Calving Interval (days) -4.40 -1.459 6.42
Survival (%) 1.48 1.117 1.65
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index -1.11
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index 11.24

* Based on an €80/tonne carbon price