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 19.09
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -21.90 -0.375 8.20
Prot (kg) -14.87 -0.441 6.56
Fertility Sub Index 6.92
Calving Interval (days) -3.19 -1.459 4.65
Survival (%) 2.03 1.117 2.27
Calving Sub Index -1.11
Gestation Length (days) 1.21 -0.919 -1.11
Beef Sub Index -2.49
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 7.72 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 5.12
Live WT (kg) -16.70 -0.307 5.12
Total Carbon Sub Index 27.53

* Based on an €80/tonne carbon price