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 6.55
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -4.20 -0.375 1.57
Prot (kg) -5.28 -0.441 2.33
Fertility Sub Index 3.15
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 1.29 1.117 1.44
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 8.64
Carcass Weight (kg) -22.50 -0.528 11.87
Age of Slaughter (days) 7.49 -0.432 -3.23
Maintenance Sub Index Maint. Sub Index 17.96
Live WT (kg) -58.60 -0.307 17.96
Total Carbon Sub Index 36.76

* Based on an €80/tonne carbon price