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 15.29
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -13.16 -0.375 4.93
Prot (kg) -12.65 -0.441 5.58
Fertility Sub Index 4.07
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) -1.54 1.117 -1.72
Calving Sub Index -3.66
Gestation Length (days) 3.98 -0.919 -3.66
Beef Sub Index 3.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -5.01 -0.432 2.16
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 22.04

* Based on an €80/tonne carbon price