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 3.44
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -2.16 -0.375 0.81
Prot (kg) -0.44 -0.441 0.19
Fertility Sub Index 8.43
Calving Interval (days) -4.78 -1.459 6.97
Survival (%) 1.30 1.117 1.45
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index -2.09
Carcass Weight (kg) 3.20 -0.528 -1.69
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 12.47

* Based on an €80/tonne carbon price