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 12.37
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -13.15 -0.375 4.93
Prot (kg) -11.34 -0.441 5.01
Fertility Sub Index 6.67
Calving Interval (days) -2.97 -1.459 4.33
Survival (%) 2.09 1.117 2.33
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index 1.37
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 23.88

* Based on an €80/tonne carbon price