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 6.17
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -3.12 -0.375 1.17
Prot (kg) -7.09 -0.441 3.13
Fertility Sub Index -2.27
Calving Interval (days) 0.96 -1.459 -1.40
Survival (%) -0.78 1.117 -0.87
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.09
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 5.62

* Based on an €80/tonne carbon price