Prif Fwrdd Arweinwyr:

Safle	Enw	Sefydliad	Siwrneiau	Pellter	CO2 wedi’i arbed	Siwrneiau car wedi’u cyfnewid	Calorïau wedi’u llosgi	Arian wedi’i arbed
21	Victoria S.	Austin-Smith:Lord	93	1,861 miles	464kg	85	5,739	£485.94
250	Guy H.	Dwr Cymru Welsh Water	20	1,560 miles	297kg	8	4,068	£310.08
306	Andrew H.	Capita Property & Infrastructure (St. Mellons)	14	1,341 miles	289kg	13	2,840	£304.2
162	Gareth W.	Capita Property & Infrastructure (St. Mellons)	33	1,196 miles	263kg	33	1,612	£288.36
144	Jonathan W.	Dwr Cymru Welsh Water	35	1,312 miles	194kg	23	16,592	£241.47
438	Phillip H.	Capita Property & Infrastructure (St. Mellons)	6	894 miles	224kg	6	1,013	£232.44
6	Rebekah B.	Bipolar UK (Newport)	128	1,217 miles	201kg	111	9,953	£228.43
25	Alasdair H.	Dwr Cymru Welsh Water	86	905 miles	175kg	40	13,069	£219.2
588	Alec T.	WWF Cymru	1	810 miles	203kg	1	918	£210.6
12	Robert S.	Dwr Cymru Welsh Water	112	1,156 miles	164kg	70	4,209	£203.52
57	Ben M.	Intellectual Property Office	60	493 miles	155kg	40	23,837	£196.62
438	Huw K.	Capita Property & Infrastructure (St. Mellons)	6	752 miles	184kg	6	882	£192.92
286	Andrew M.	Zodiac Seats UK	16	452 miles	149kg	16	21,216	£189.92
242	Steven D.	Ysbyty Gwynedd	21	538 miles	140kg	16	25,246	£179.36
7	Gwyn S.	Sustrans Cymru	117	2,213 miles	136kg	16	39,208	£175.62
15	Elena B.	Sustrans Cymru	100	744 miles	153kg	24	8,776	£161.37
529	Mark R.	Capita Property & Infrastructure (St. Mellons)	2	600 miles	150kg	2	680	£156
119	Kate P.	Dwr Cymru Welsh Water	40	730 miles	127kg	22	3,739	£152.34
177	Matthew W.	Dwr Cymru Welsh Water	31	739 miles	123kg	24	2,862	£151.79
182	Paul R.	Dwr Cymru Welsh Water	30	642 miles	145kg	2	3,677	£150.28