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 22.31
Milk (kg) -414.00 -0.014 5.80
Fat (kg) -23.16 -0.375 8.67
Prot (kg) -17.77 -0.441 7.84
Fertility Sub Index 3.60
Calving Interval (days) -1.94 -1.459 2.83
Survival (%) 0.69 1.117 0.77
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -3.06
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index 21.57

* Based on an €80/tonne carbon price