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 11.06
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -13.97 -0.375 5.23
Prot (kg) -7.82 -0.441 3.45
Fertility Sub Index 4.76
Calving Interval (days) -1.68 -1.459 2.45
Survival (%) 2.07 1.117 2.31
Calving Sub Index -0.07
Gestation Length (days) 0.08 -0.919 -0.07
Beef Sub Index 5.55
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) -0.76 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 5.43
Live WT (kg) -17.70 -0.307 5.43
Total Carbon Sub Index 26.73

* Based on an €80/tonne carbon price