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 15.06
Milk (kg) -226.00 -0.014 3.16
Fat (kg) -17.42 -0.375 6.52
Prot (kg) -12.18 -0.441 5.38
Fertility Sub Index 14.52
Calving Interval (days) -6.84 -1.459 9.98
Survival (%) 4.06 1.117 4.54
Calving Sub Index -2.73
Gestation Length (days) 2.97 -0.919 -2.73
Beef Sub Index 2.58
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) -1.82 -0.432 0.79
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 31.57

* Based on an €80/tonne carbon price