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 7.99
Milk (kg) -211.00 -0.014 2.95
Fat (kg) -6.28 -0.375 2.35
Prot (kg) -6.09 -0.441 2.69
Fertility Sub Index -2.28
Calving Interval (days) 1.43 -1.459 -2.09
Survival (%) -0.17 1.117 -0.19
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 0.05
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 8.74

* Based on an €80/tonne carbon price