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 14.51
Milk (kg) -440.00 -0.014 6.16
Fat (kg) -9.99 -0.375 3.74
Prot (kg) -10.43 -0.441 4.60
Fertility Sub Index 4.53
Calving Interval (days) -3.26 -1.459 4.76
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.06
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 20.21

* Based on an €80/tonne carbon price