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 2.59
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.39 -0.375 0.52
Prot (kg) -3.26 -0.441 1.44
Fertility Sub Index -4.28
Calving Interval (days) 2.35 -1.459 -3.43
Survival (%) -0.76 1.117 -0.85
Calving Sub Index -0.26
Gestation Length (days) 0.28 -0.919 -0.26
Beef Sub Index 1.00
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index -1.93

* Based on an €80/tonne carbon price