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 15.52
Milk (kg) -424.00 -0.014 5.94
Fat (kg) -12.00 -0.375 4.49
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index 6.35
Calving Interval (days) -3.49 -1.459 5.09
Survival (%) 1.13 1.117 1.26
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index -0.69
Carcass Weight (kg) 5.30 -0.528 -2.80
Age of Slaughter (days) -4.88 -0.432 2.11
Maintenance Sub Index Maint. Sub Index -1.81
Live WT (kg) 5.90 -0.307 -1.81
Total Carbon Sub Index 18.51

* Based on an €80/tonne carbon price