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 -5.77
Milk (kg) -4.00 -0.014 0.06
Fat (kg) 11.50 -0.375 -4.31
Prot (kg) 3.43 -0.441 -1.51
Fertility Sub Index 1.45
Calving Interval (days) -1.75 -1.459 2.55
Survival (%) -0.99 1.117 -1.11
Calving Sub Index 2.23
Gestation Length (days) -2.43 -0.919 2.23
Beef Sub Index 3.26
Carcass Weight (kg) -10.40 -0.528 5.49
Age of Slaughter (days) 5.15 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 8.89
Live WT (kg) -29.00 -0.307 8.89
Total Carbon Sub Index 10.06

* Based on an €80/tonne carbon price