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 3.99
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -3.40 -0.375 1.27
Prot (kg) -1.75 -0.441 0.77
Fertility Sub Index -7.06
Calving Interval (days) 4.01 -1.459 -5.85
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 2.31
Gestation Length (days) -2.51 -0.919 2.31
Beef Sub Index -3.03
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 4.94 -0.432 -2.13
Maintenance Sub Index Maint. Sub Index -3.07
Live WT (kg) 10.00 -0.307 -3.07
Total Carbon Sub Index -6.85

* Based on an €80/tonne carbon price