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 7.94
Milk (kg) -280.00 -0.014 3.92
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -4.03 -0.441 1.78
Fertility Sub Index 3.48
Calving Interval (days) -1.97 -1.459 2.87
Survival (%) 0.54 1.117 0.60
Calving Sub Index -2.13
Gestation Length (days) 2.32 -0.919 -2.13
Beef Sub Index -1.57
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) -4.18 -0.432 1.80
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index 3.11

* Based on an €80/tonne carbon price