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 1.92
Milk (kg) -87.00 -0.014 1.22
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index -9.08
Calving Interval (days) 4.93 -1.459 -7.19
Survival (%) -1.69 1.117 -1.89
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.07
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -6.98

* Based on an €80/tonne carbon price