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 14.35
Milk (kg) -280.00 -0.014 3.92
Fat (kg) -14.82 -0.375 5.55
Prot (kg) -11.06 -0.441 4.88
Fertility Sub Index 7.66
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 0.97 1.117 1.08
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.04
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 29.99

* Based on an €80/tonne carbon price