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 17.45
Milk (kg) -670.00 -0.014 9.38
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -14.86 -0.441 6.56
Fertility Sub Index 5.76
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 2.18 1.117 2.44
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 6.32
Carcass Weight (kg) -19.90 -0.528 10.50
Age of Slaughter (days) 9.67 -0.432 -4.17
Maintenance Sub Index Maint. Sub Index 16.40
Live WT (kg) -53.50 -0.307 16.40
Total Carbon Sub Index 46.10

* Based on an €80/tonne carbon price