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 -4.17
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 4.07 -0.375 -1.52
Prot (kg) 6.29 -0.441 -2.78
Fertility Sub Index 10.84
Calving Interval (days) -5.87 -1.459 8.56
Survival (%) 2.04 1.117 2.28
Calving Sub Index 4.09
Gestation Length (days) -4.45 -0.919 4.09
Beef Sub Index 1.26
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index 7.42

* Based on an €80/tonne carbon price