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 7.77
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -10.02 -0.375 3.75
Prot (kg) -7.01 -0.441 3.09
Fertility Sub Index -1.31
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) -1.34 1.117 -1.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.87
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 12.51

* Based on an €80/tonne carbon price