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 11.26
Milk (kg) -225.00 -0.014 3.15
Fat (kg) -9.98 -0.375 3.74
Prot (kg) -9.90 -0.441 4.37
Fertility Sub Index 3.27
Calving Interval (days) -2.44 -1.459 3.56
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index 3.34
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) -1.63 -0.432 0.70
Maintenance Sub Index Maint. Sub Index 7.23
Live WT (kg) -23.60 -0.307 7.23
Total Carbon Sub Index 23.48

* Based on an €80/tonne carbon price