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 11.09
Milk (kg) -302.00 -0.014 4.23
Fat (kg) -9.19 -0.375 3.44
Prot (kg) -7.75 -0.441 3.42
Fertility Sub Index -1.26
Calving Interval (days) 1.50 -1.459 -2.19
Survival (%) 0.83 1.117 0.93
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index 0.71
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.61 -0.432 -1.56
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 14.03

* Based on an €80/tonne carbon price