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 23.09
Milk (kg) -712.00 -0.014 9.97
Fat (kg) -14.95 -0.375 5.60
Prot (kg) -17.05 -0.441 7.53
Fertility Sub Index 6.66
Calving Interval (days) -3.97 -1.459 5.79
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index 0.55
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.19 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 32.05

* Based on an €80/tonne carbon price