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 7.10
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -4.60 -0.375 1.72
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index -1.32
Calving Interval (days) 0.58 -1.459 -0.85
Survival (%) -0.42 1.117 -0.47
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -0.24
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.11 -0.432 -1.77
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price