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 7.46
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -8.86 -0.375 3.32
Prot (kg) -6.03 -0.441 2.66
Fertility Sub Index -2.49
Calving Interval (days) 0.81 -1.459 -1.18
Survival (%) -1.17 1.117 -1.31
Calving Sub Index -1.88
Gestation Length (days) 2.04 -0.919 -1.88
Beef Sub Index -2.32
Carcass Weight (kg) 3.80 -0.528 -2.00
Age of Slaughter (days) 0.73 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index -1.47
Live WT (kg) 4.80 -0.307 -1.47
Total Carbon Sub Index -0.70

* Based on an €80/tonne carbon price