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 3.11
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -2.42 -0.375 0.91
Prot (kg) -3.69 -0.441 1.63
Fertility Sub Index 6.31
Calving Interval (days) -4.07 -1.459 5.94
Survival (%) 0.33 1.117 0.37
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 3.50
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 17.08

* Based on an €80/tonne carbon price