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 14.57
Milk (kg) -244.00 -0.014 3.42
Fat (kg) -14.80 -0.375 5.54
Prot (kg) -12.71 -0.441 5.61
Fertility Sub Index 4.44
Calving Interval (days) -2.69 -1.459 3.92
Survival (%) 0.46 1.117 0.51
Calving Sub Index -2.14
Gestation Length (days) 2.33 -0.919 -2.14
Beef Sub Index -5.83
Carcass Weight (kg) 12.20 -0.528 -6.44
Age of Slaughter (days) -1.40 -0.432 0.60
Maintenance Sub Index Maint. Sub Index -2.88
Live WT (kg) 9.40 -0.307 -2.88
Total Carbon Sub Index 8.15

* Based on an €80/tonne carbon price