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 3.21
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -3.19 -0.375 1.19
Prot (kg) -3.27 -0.441 1.44
Fertility Sub Index -6.81
Calving Interval (days) 3.73 -1.459 -5.44
Survival (%) -1.22 1.117 -1.36
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index -0.43
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -2.55

* Based on an €80/tonne carbon price