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 10.48
Milk (kg) -237.00 -0.014 3.32
Fat (kg) -9.53 -0.375 3.57
Prot (kg) -8.15 -0.441 3.60
Fertility Sub Index 2.70
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 0.56 1.117 0.63
Calving Sub Index -1.92
Gestation Length (days) 2.09 -0.919 -1.92
Beef Sub Index -2.39
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index -2.79
Live WT (kg) 9.10 -0.307 -2.79
Total Carbon Sub Index 6.08

* Based on an €80/tonne carbon price