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 -5.91
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 5.50 -0.375 -2.06
Prot (kg) 7.61 -0.441 -3.36
Fertility Sub Index 9.59
Calving Interval (days) -5.06 -1.459 7.38
Survival (%) 1.98 1.117 2.21
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.49
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.96 -0.432 -1.28
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 10.44

* Based on an €80/tonne carbon price