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 10.17
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -9.05 -0.375 3.39
Prot (kg) -9.40 -0.441 4.15
Fertility Sub Index 4.21
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) -0.08 1.117 -0.09
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.17
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -0.76 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 19.15

* Based on an €80/tonne carbon price