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 9.28
Milk (kg) -185.00 -0.014 2.59
Fat (kg) -6.44 -0.375 2.41
Prot (kg) -9.70 -0.441 4.28
Fertility Sub Index -1.64
Calving Interval (days) 0.69 -1.459 -1.01
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index -0.08
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 4.47 -0.432 -1.93
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 7.70

* Based on an €80/tonne carbon price