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 14.53
Milk (kg) -325.00 -0.014 4.55
Fat (kg) -11.04 -0.375 4.14
Prot (kg) -13.24 -0.441 5.84
Fertility Sub Index -2.17
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index -1.64
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 4.91 -0.432 -2.12
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 12.55

* Based on an €80/tonne carbon price