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 -2.19
Milk (kg) -69.00 -0.014 0.97
Fat (kg) 5.56 -0.375 -2.08
Prot (kg) 2.44 -0.441 -1.08
Fertility Sub Index -2.29
Calving Interval (days) 1.27 -1.459 -1.85
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 0.51
Gestation Length (days) -0.56 -0.919 0.51
Beef Sub Index -2.15
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 7.43 -0.432 -3.21
Maintenance Sub Index Maint. Sub Index 0.00
Live WT (kg) 0.00 -0.307 0.00
Total Carbon Sub Index -6.11

* Based on an €80/tonne carbon price