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 30.65
Milk (kg) -740.00 -0.014 10.36
Fat (kg) -25.15 -0.375 9.42
Prot (kg) -24.63 -0.441 10.87
Fertility Sub Index 1.27
Calving Interval (days) -0.83 -1.459 1.21
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.22
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 33.88

* Based on an €80/tonne carbon price